life. The people started whaling so much that in 1973 whales were put on the endangered species list. In the northern part of the Cook Inlet Alaska there is said to be at least 350 beluga whales which has declined by 50% since 1994. In 2008 Beluga whales became in danger of extinction again‚ but this time it was in the threatened category‚ before that it was listed at vulnerable. The white whale is indeed endangered for many reasons‚ pollution being the main reason‚ the other reasons consist
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Chapter 11 of Environmental Science by William and Mary Ann Cunningham begins with mentioning a case study and it’s about an endangered animal‚ they mention the owl and how that they are endangered and what they are doing to save them. The chapter then start discussing biodiversity‚ and then goes on it describes the three types‚ which are genetics‚ species and ecological. They also discussed about the threats that exists against biodiversity include habitat destruction‚ climate change and population
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Phoenix Material Environmental Movement Matrix Choose five items from the following list and identify their significance during the 1970s: • Cuyahoga River‚ OH (Cleveland) fire 1969 • Love Canal • Silent Spring • Population Bomb • Endangered Species Act (1966‚ 1969‚ & 1973) • Clean Water Act (1972‚ 1977) • Conservationism vs. environmentalism • Acid rain • Ozone layer • Rainforests • Depletion of fossil fuels • Climate change Event Significance Clean Water Act (1972
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believe that the United States’ strictly forced endangered species laws seriously hamper our economy. I on the other hand must disagree. The endangered species laws were created for an important reason: to protect our earth’s biological diversity. Whenever humanity interferes with the ecosystem for the purpose of economic growth it tears it apart piece by piece. It is for reasons like these we must have such tough laws‚ as in the Endangered Species Act. The fact of the matter is that a problem still
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The Giant Panda Conservation Project Although pandas are highly regarded and have a relatively low number of natural predators‚ they are an endangered species. Humans have severely threatened the panda ’s existence also so that now there are fewer than 1‚600 of them left in the wild. This peaceful creature with a distinctive black and white coat is adored by the world and considered a national treasure in China (WWF‚ 2013). The bear also is of special importance to the World Wildlife
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The Alpine Biome What is a biome? Well‚ according to the Merriam Webster Dictionary‚ a biome is simply “a major ecological community type.” This is just a brief definition. In detail a biome is a large ecosystem that contains animals and plants that adapt in that certain type of environment. The climate and geography of the region determines the biome. The biosphere is anywhere on the Earth where life exists. It can range anywhere from the skies to the depths of the ocean where anglerfish and squids
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carnivorous fish; it will feed on any smaller fish that comes across with it. In Lake Lanao‚ the white goby is said to have an impact on one of the cyprinid species. Positive Impact: Although the white goby eat the cyprinids it does not have a large impact on the cyprinids compared to eleotrid which feeds on three endemic cyprinid species. Negative Impact: The white goby swims in fresh water. In Lake Mainit the fish was found in their fresh water container and this was the farm’s main water stock
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no direct benefit but the belief that individuals‚ species‚ and ecosystems are inherently valuable in themselves and we have an obligation to preserve them * The world has experienced 5 major extinctions during the past 500 million years and we are currently in another * Extinction – when the last member of a species dies * The world is experiencing approx. 50‚000 species extinctions per year * 0.5% of the world’s species each year * This extinction is unique for:
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The 6th Major Extinction An Extinction is when tens of thousands are in danger of dying out completely. A Mass Extinction is when multiple different kind of species die out completely. Human activities do the most damage to animal habitats. Human activities include Illegal hunting‚ pollution from factories‚ and moving in of an invasive species which could mess up the whole ecosystem. Another example of human activities was back in the early 1800s‚ there were about 2 billion Passenger Pigeons in
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first began to investigate his interest in natural science with his study of finches on the Galapagos Islands. It is said that this study is the one that sparked his interest in developing his evolutionary theory. He is the author of On the Origin of Species‚ published in 1859‚ which he later built upon to write the Descent of Man which he published in 1871. He is well known for the development of the theory of evolution in which he puts forth the idea that humans evolve from apes through natural and
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