16 • Conservation and Biodiversity 649 Human influences on the environment |
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Biodiversity— |
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16.1 |
Biodiversity can have many types of value. 650 |
16.2 |
This is how we do it: When 200,000 tons of methane disappears, how do you find it? 652 |
16.3 |
Biodiversity occurs at multiple levels. 654 |
16.4 |
Where is most biodiversity? 655 |
Extinction reduces biodiversity. 658 |
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16.5 |
There are multiple causes of extinction. 658 |
16.6 |
We are in the midst of a mass extinction. 660 |
Human activities can have disruptive environmental impacts. 662 |
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16.7 |
Some ecosystem disturbances are reversible, others are not. 662 |
16.8 |
Human activities can damage the environment: 1. Introduced non- |
16.9 |
Human activities can damage the environment: 2. Acid rain harms forests and aquatic ecosystems. 666 |
16.10 |
Human activities can damage the environment: 3. The release of greenhouse gases can influence the global climate. 669 |
16.11 |
Human activities can damage the environment: 4. Deforestation of rain forests causes loss of species and the release of carbon. 671 |
We can develop strategies for effective conservation. 674 |
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16.12 |
Reversing ozone layer depletion illustrates the power of good science, effective policymaking, and international cooperation. 674 |
16.13 |
With limited conservation resources, we must prioritize which species should be preserved. 676 |
16.14 |
There are multiple effective strategies for preserving biodiversity. 678 |
StreetBIO: KNOWLEDGE YOU CAN USE The perils of (exotic) pets! 680 |
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