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Bio Ch 7&8
Humans and the Environment
| Term | Definition |
|---|---|
| Endangered Species | an imminent danger of extinction |
| Threatened Species | likely to become extinct in near future. |
| Background Normal | extinction of various species from changes in local environmental conditions. |
| Endemic | A species unique to a discrete place with specific physical, climatic, biological factors. |
| Intrinsic Value | of an organism, species, ecosystem or the earth’s biodiversity based on its existence, not its usefulness to humans. |
| Ecological Values | that benefit people for goods and services, scientific info, recreation, and eco-services. |
| Ecotourism | Preserving plants and animals for recreational pleasure. |
| HIPPCO | Acronym that describes human causes for depletion and premature extinction of wild plants and animals |
| Deforestation | Greatest eliminator of species in the tropics. |
| Fragmentation | Habitats destroyed into smaller less sustainable ecosystems. |
| Habitatloss | The greatest threat to a species. |
| Migrants Long-distance | are the birds exhibiting the greatest decline in numbers |
| Invasive Alien | species introduced accidentally or deliberately that threaten and endanger native species |
| Kudzu | The vine that ate the south. |
| Emerald | Invasive species that has destroyed millions of ash trees is the ___?___ Ash borer |
| Bioaccumulation Increase | in concentration of toxic substances in an organism over time through food and environment. |
| Biomagnification | Increase in concentration of toxic substances within the food chain/web. |
| Poaching | Illegal hunting, fishing and eating of wild plants or animals. |
| Bushmeat | Meat from poached animals. |
| CITES | International treaty that protects hundreds of species from being commercially traded. |
| Endangered | The _?_ Species law works to identify and legally protect any endangered and threaten non-ocean species. |
| National Marine fisheries | identifies and lists all endangered and threatened ocean species. |
| US Fish and Wildlife service | identifies and lists non-ocean endangered and threatened species. |
| Convention on Biological Diversity | binds governments to reverse the global decline in biological biodiversity. |
| Zoonotic Diseases | originating in animals that can mutate and spread to humans. |
| Pollination | Most important ecosystem service of honeybees |
| Colony Collapse Disorder | is killing honey bee colonies |
| Wildlife _?_ Refuges | provide sanctuaries for 20% of the U.S.’s threatened and endangered species. |
| Trumpeter swans | successfully reintroduced in Seney Wildlife Refuge. |
| Eggpulling | Removing eggs from nests, then raising hatchlings in captivity |
| Captivebreeding | Raising baby animals born in zoos |
| Animalfarms | Businesses that offer commercial sale of endangered and threatened species. |
| Seedbanks Vault | in Norway that house over 600,000 seed samples and over 6400 seed species. |
| CaliforniaCondor | North America’s largest bird. |
| GarbagePatch | The Pacific trash vortex is known as the Great Pacific _?_. |