Free Essays on Marine Biodiversity

  1. Biodiversity Story

    story Life on Earth—The Importance of Biodiversity What is Biodiversity and Why Is It Threatened? April 20, 2009—Biodiversity is the variety of life on Earth. This includes all plants, animals and their habitats. As you can imagine, the Earth’s biodiversity is mind-bogglingly vast. According to the...

  2. Threats to biodiversity hotspots

    Homework 6 – Siovhan Tan Referring to examples, discuss the threats to biodiversity hotspots and why these threats could prove critical (15 marks) Biodiversity hotspots are areas in the natural environment that contain some of the biggest concentration of flora and fauna in the world, often containing...

  3. Biodiversity

    We can no longer see the continued loss of biodiversity as an issue separate from the core concerns of society: to tackle poverty, to improve the health, prosperity and security of present and future generations, and to deal with climate change. Each of those objectives is undermined by current trends...

  4. Biodiversity: One Small Step for Man, a Giant Leap for Future Generations

    live as do humans; yet, most humans perceive their role in Earth as parasitic. According to Shah (2011), in his article “Why Is Biodiversity Important? Who Cares?”, “Biodiversity boosts ecosystem productivity where each species, no matter how small, all have an important role to play;” but, mankind’s habits...

  5. The Importance of Biodiversity

    ‘Define Biodiversity and using examples, explain why it is important’ Biodiversity is the variety of life on earth. A fuller definition is given in the Convention on Biological Diversity (CBD) from the 1992 Earth summit: ‘Biodiversity is the variability among living organisms from all sources, including...

  6. An Analysis of the Carrying Capacity

    inappropriate disposal of solid waste; marine pollution caused by discharges of untreated waste water; loss of space that could be used for other productive activities; biodiversity degradation; loss of habitats; coastal erosion caused by the construction of inappropriate marine structures; increased urbanisation;...

  7. Environment and Biodiversity Impacts of Organic and Conventional Agriculture

    Environment and Biodiversity Impacts of Organic and Conventional Agriculture Abstract This paper introduces the industrial ecology of organic agriculture and compares it to the industrial ecology of conventional agriculture. Both sectors achieve the same goal, the production of crops, however their...

  8. Safeguarding the Earth

    at home and abroadNatural treasures across the Americas are under siege. Chainsaws, bulldozers and oil rigs threaten to despoil these havens of biodiversity, regulators of climate and sanctuaries for recreation. NRDC's BioGems Initiative works with online activists and local partners to defend our hemisphere's...

  9. Marine

    biologically diverse marine eco-systems on earth, rivaled only by the tropical rainforests on land. Corals grow over geologic time and have been in existence about 200 million years. Corals reached their current level of diversity 50 million years ago. The delicately balanced marine environment of...

  10. Loss of Biodiversity

    ASSIGNMENT 1 - PART 2 - LOSS OF BIODIVERSITY 1. Three reasons that diversity of life is important to people. A) The timber that is cut from our forest is used for shelter, heat the very air we breathe depends on the forest and its stability. B) The forest supplies with timber to sell, and the...

  11. Biodiversity

    UNIQUE AND THREATENED BIODIVERSITY The patchwork of isolated islands, the tropical location of the country, and the once extensive areas of rainforest have resulted in high species diversity in some groups of organisms and a very high level of endemism. There are five major and at least five minor...

  12. A Short Biographical Sketch on Rachel Carson

    Pennsylvania College for Women to pursue English as her major but later on switched to Biology. During the summers Carson spent her time working at the U.S. Marine Laboratory in Woods Hole, Massachusetts. After graduating with honours from Pennsylvania College for Women she was awarded a scholarship to complete...

  13. Fisheries Australia

    third largest fishing zone, with a coastline spanning approximately 60 000km, spread over a jurisdiction of 14 million square km. Australia’s marine environment includes all the world’s five ocean climate zones: equatorial, tropical, sub-tropical, temperate, sub-polar and polar.1,2 Australian...

  14. Pollution in Port Cities

    countries and a huge portion of this trade is done on the sea. Marine shipping has had a local and global impact on port cities worldwide because it is one of the most efficient methods of transporting cargo and freight. Intensive marine shipping has caused greenhouse gas (GHG) emissions to increase...

  15. The Amazon of South America

    anywhere else. Brazil’s rain forest is home to all this unique life, but not only that, it provides much more. Brazil’s rain forest sustains very high biodiversity. Brazil’s rain forest provides so much for the earth and its inhabitants. The trouble now is Brazil is going through some major problems. Some...

  16. Bondi Beach Management Issues

    from the promenade, despite recent efforts by Waverley Council to reinforce the toe of the seawall. Human activities - have also reduced the biodiversity of our coastlines, which helps them to maintain their health. Small organisms in coastal ecosystems are often the first link in large food chains...

  17. Threats to Philippine Biodiversity

    1. Enumerate and discuss the direct and indirect threats to Philippine biodiversity. Direct Threats • Illegal logging • Mining • Pollution • Oils spill •  Introduction of invasive species • Overexploitation Indirect Threats • Infrastructure...

  18. The Change We Need

    main causes of the destruction of many of the world’s ecosystems. Although minor regulations have been set to help solve issues such as decreased biodiversity and climate change, more strict regulations that don’t keep the people’s self-interests in mind must be implemented. The Tragedy of Commons reflects...

  19. Bondi Beach

    from the promenade, despite recent efforts by Waverley Council to reinforce the toe of the seawall. Human activities - have also reduced the biodiversity of our coastlines, which helps them to maintain their health. Small organisms in coastal ecosystems are often the first link in large food chains...

  20. Marine Biotechnology

    MARINE BIOTECHNOLOGY: A DEVELOPMENT FOR THE FUTURE Biotechnology's first impacts occurred on a terrestrial level, but "there's an end to the diversity of terrestrial life. And if you go back and ask a fundamental question: Where on earth does the biodiversity reside, you realize it is the ocean (William...

  21. Test Paper

    problems have been discussed in detail in other sections. For example, droughts and floods have been discussed under the Natural Disaster section. The Biodiversity section addresses the implications of shrinking dry season water area. Riverbank erosion and the consequences of gradual silt deposition in the...

  22. Practice Questions 2009.doc uploaded successfully

    energy flow Biogeochemical cycles Practice Questions – Chapter 4 Biodiversity and Evolution 1. What are the four major components of biological diversity? What is the importance of biodiversity? 2. What is an endemic species? Why is it vulnerable to extinction? Distinguish between...

  23. eco tourism south africa

    Tourism is expected to rise to 14% GDP by the year 2014, up from 8.8% (2005). The promotion of nature-based tourism activities directed at the rich biodiversity of South Africa has emerged as the most appropriate concept for the development of tourism in the country. South Africa is considered to be...

  24. Sociology

    government and international environmental conventions policies and laws, Business, economics, education, ecosystem, global policy, gender, forest, marine, protected area, species, water, social, science, world heritage IPCC Geneva, Switzerland 1988 Created By the UNEP and World Meteorological Org...

  25. Loss of Biodiversity and Ecosystem Balance

    a half hour PowerPoint lecture titled “Loss of biodiversity and ecosystem balance” by Professor Dale F. Webber the importance of biodiversity in our ecosystem was explained and an even more detailed observation of the major threats to the biodiversity were highlighted. Of the twenty four top causes...

  26. Controversial Role of Marine Protected Areas in Fisheries Management

    Section 1 Marine protected areas (MPA) refer to the zones in which human activity has been placed under some restrictions for protection and restoration of the natural environment, its surrounding waters and the occupant ecosystems, and any cultural or historical resources that may require preservation...

  27. Biodiversity in the Desert Environment

    Biodiversity in the desert environment The Importance of the wild spread more than 2250 types of fungal plant in the Kingdom. Return to, that the kingdom is the basic unit of Pyramids of life and food chains, with the human on the top of that pyramid. Out of a 97 mammalian species in the Arabian...

  28. Lebanon Oil Spill Threatens Bird and Marine Life

    (105 miles) of Lebanon’s coastline and is spreading out to the sea. The environmental impact of the oil spill on marine biodiversity is expected to be devastating. Oil spills affect marine life by either physical contamination or smothering, or by the bioaccumulation of the toxic components of oil in...

  29. Extinction

    The changes in sea levels and currents is a result, in part, of the melting freshwater. The denser, saltier water sinks and forms the currents that marine life depends on. Ocean floor spreading and rising also affects sea level. A small rise in the ocean floor can displace a lot of water onto land that...

  30. Global Warming essay

    economic resources such as fisheries, shoreline protection, and current tourist attracting sites are already being affected due to global warming. Marine species such as the Caribbean monk seal and the great auk are some of the species that are already extinct. Approximately, there are 21 species that...

  31. biodiversity

    BIODIVERSITY Biodiversity is the part of nature which includes the difference in genes among the individuals of a species, the variety and richness of all the plant and animal species at different scales in space, locally in a region, in the country and the world and various types of ecosystems,...

  32. Convention on Biodiversity

    Convention on Biodiversity and Pakistan Background The convention on Biodiversity was globally adopted on 29 December 1993. It was the first international treaty that acknowledged the role of biodiversity in sustainable development. The CBD defines biodiversity loss as “the long term or permanent...

  33. Resolving Current and Future Conflicts Between Tourism and Ecosystems in the Bahamas

    form ridges and crevices. A safe haven for small creatures to hide, the ridges of this type of seashore are also natural habitats for a variety of marine plants (algae). The creatures of the rocky shore belong to different families of: Molluscs, Crustacea, Echinderms, Annelida and Fish. Whiteland...

  34. Controversial Role of Marine Protected Areas in Fishers Management

    Controversial Role of Marine Protected Areas in Fishers Management Introduction Marine protected areas(MPAs), what Kelleher and Kenchington from IUCN mentioned in 1992 has become the most commonly used definition of MPAs, “Any area of inter-tidal or sub-tidal terrain, together with its overlying water...

  35. Human Impact of the Marine Enviroment

    Coastal construction This effects the marine environment in many ways, dredging has a big impact on marine eco systems dredging wrecks reefs and destroys the homes for manor many organisms. When this happens the dirt from the bottom dirties the water up and it makes it harder for fish to see and hunt...

  36. Marine Biology

    this job. Marine biology is the scientific study of animals and plants that live in salt water. If you look through this site, you will realize there are thousands of species of animals, plants and algae that live in saltwater habitats. So, the more you think about it, the term 'marine biologist' becomes...

  37. coral reef

    colorful ecosystems found in the marine environment giving us a spectacular display of nature’s creativity. The reefs are unique in many ways sheltering enormous amounts of biodiversity within their solid calcium carbonate skeleton. The reefs play many important roles in the marine world. Housing more than 25...

  38. The impact of climate change on Vietnam Toursim Industry

    scenic, comfortable climates and particularly the diversity of marine life, etc. Hence, many international travelers often choose Vietnam as the destination for their marine tourism and eco-tourism associated with cultural understandings. Marine tourism in recent years has brought the significant foreign...

  39. Economics of Bio-Diversity

    ECONOMICS OF BIODIVERSITY & THE VALUE OF SPECIES: HOW DO WE ALLOCATE FUNDS TO PROTECT DIVERSITY? “Everything, whether measured in monetary or physical units, is amenable to economic reasoning provided it is scarce (or may become so in the future) and is appreciated by at least some members of the...

  40. Saving the Sundarbans

    seasonally-flooded Sundarbans freshwater swamp forests lie inland from the mangrove forests on the coastal fringe. The Sunderbans are known for the biodiversity they house- in acknowledgement of this, the region has been identified as a World Heritage Site by the International Union for the Conservation...

  41. Human impact on biodiversity and ecosystem loss

    Human impact on biodiversity and ecosysytem loss Magdaléna Jilečková The English College in Prague Abstract Biodiversity and ecosystem are crucial issues that have an impact to the human well-being now and in the future. Biodiversity depends on many...

  42. Fish Stock

    reaction to all other walks of life. Marine birds and mammals rely on fish as their food supply, so by reducing the fish population, it is in turn affecting a giant food web by tremendously and intentionally destructing it. (Koster, 2007) Overfishing is not just damaging marine animals and fish, but is tampering...

  43. Biodiversity

    “To me, biodiversity means adventure. I am hunter-gatherer, tracking down rare unusual, and new species to tell the stories of their lives.” –Mark Moffett I think that Mark Moffett’s quote was most inspiring because he describes how he feels like an adventurer. This idea is intriguing to me because...

  44. Concepts of Biodiversity

    ASSIGNMENT OF E.V.S. BIODIVERSITY CONCEPTS OF BIODIVERSITY Biodiversity refers to the different form of species that make up the biotic environment. It also concerns their habitat diversity in which they are adapted to live and perform their various activities. Biodiversity is more widely used term...

  45. Biodiversity

    Chapter 1 Biodiversity and Taxonomy 1. Biodiversity 1. -Biodiversity is a relatively recent term contracted from biological diversity (Wilson and Peter 1989). -The variety of living organisms and the variety of ecosystems they formed are generally referred to as biodiversity. -Biodiversity...

  46. Coastal Zone

    called the area that is exposed to the air at low tide and submerged at high tide. An example of this is the area between tide marks. The variety of marine animals have adapted to the many changes and brutal rough tides that come along. This area includudes many different kinds of habitats, like sandy...

  47. Moon

    snow and ice cover, stratigraphy, unconsolidated deposits, ... [more] ... [less] Ecology and Environment aquatic ecosystems, benthic ecosystems, biodiversity, biogeography, deserts, ecological competition, ecological processes, ecosystem diversity, ecosystem functions, ecosystems, environmental assessment...

  48. ‘Maintaining biodiversity at its present level is impossible if people are going to achieve a reasonable standard of living in the near future.’

    The UN Earth Summit in Rio de Janeiro in 1992 defined biodiversity as being the variability between all living organisms, terrestrial, marine and aquatic. This includes the diversity within species, between species and of ecosystems. A reasonable standard of living does not mean that a person should...

  49. disease

    lobsters, parrot-fish, snapper shrimps, and many other reef species, causing a sharp decline in the biodiversity of an affected region. Coral reefs are also home to more than twenty-five percent of all marine fish species, making them extremely biologically diverse. The loss of this coral would be particularly...

  50. Global State

    105532 Copyright c 2003 by Annual Reviews. All rights reserved First published online as a Review in Advance on July 8, 2003 GLOBAL STATE OF BIODIVERSITY AND LOSS Rodolfo Dirzo1 and Peter H. Raven2 1 Instituto de Ecolog´a, Departamento Ecolog´a Evolutiva, Universidad Nacional ı ı Aut´ noma de...

  51. Paleo

    animals were different in the past -Paleontology permits us to envision the variety of life that can exist on worlds such as ours Climate and Biodiversity -Earth has gone through dramatic shifts through history that has directly impacted life Extinction: -Fossil analysis tells us extinction is...

  52. Increasing Threats to Biodiversity

    Increasing Threats to Biodiversity "We do not inherit this Earth from our parents We only borrow it for our children" Biodiversity means the variety of bacteria, plants and animals that live on our planet Earth. This includes the unique behavioral patterns and activities of each species. The specie...

  53. The Role of Customary Institution(S) in Natural Resources Governance in the Western Solomon Islands.

    are exercised, how decisions are taken, and how citizens or other stakeholders have their say in the management of natural resources-including biodiversity conservation (CMWG and TILCEPA). The role of customary instituton in the western Solomons will be highlighted in this piece of writing. It will...

  54. Biodiversity

     A Detailed explanation Biodiversity! Introduction What is Biodiversity ? The word 'biodiversity' is a contraction (short form) of biological diversity. Diversity is a concept which refers to the range of variation or differences among some set of entities; biological diversity thus refers to...

  55. plastic waste

    studies confirm that twice as much marine debris is lying on the seabed today compared to ten years ago The seabed in the Arctic deep sea is increasingly strewn with litter and plastic waste. As reported in the advance online publication of the scientific journal Marine Pollution Bulletin by Melanie Bergmann...

  56. Ashford SCI 207 Week 3 Lab 3 Biodiversity

    Ashford SCI 207 Week 3 Lab 3 Biodiversity Copy & Paste the link in your Browser to download the tutorial: http://www.homeworkmade.com/sci-207/ashford-sci-207-week-3-lab-3-biodiversity/ Biodiversity. Read Lab 3: Biodiversity. This lab will allow you to investigate how various organisms...

  57. Marine Ecosystem

    weather, e.g. temperature, precipitation and air quality. Regardless of your views on global warming, the fact remains that humans have an impact on the marine ecosystems through waste from chemicals and debris polluting this vast renewable resource. Based upon current scientific evidence, emissions of greenhouse...

  58. Philippines the Center of the Marine Fish Biodiversity

    of the marine fish biodiversity and the home of the most diverse marine ecosystem in the world in the study of two biologists Kent Carpenter and Victor Springer. The title of there is “The Center of the marine shore fish diversity: The Philippine Island,” we have are the center of the marine in the world...

  59. Marine Reserves

    http://www.doc.govt.nz/Documents/conservation/marine-and-coastal/marine-protected-areas/mimiwhangata-boundary-options/mimiwhangata-recreational-fishing.pdf http://www.marine-reserves.org.nz/marinereservesbook.pdf http://www.canberra.edu.au/centres/iae/pdfs/2007_Kearney_pros_cons_marine_protected_areas_NSW...

  60. Using examples, assess the relative importance of human and physical factors in influencing levels of biodiversity. (15)

    It is clearly the case that variations in levels of biodiversity are highly influenced by physical factors. The climate of a region has a massive impact on the levels of biodiversity, as this determines what flora and fauna can survive. Sunlight, temperature, water and CO₂ are all limiting factors for...