Vu - Vu, John Biology 101, Section 3 MWF 10:00AM - 10:50AM...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Vu, John Biology 101, Section 3 MWF 10:00AM - 10:50AM Notes: Sustaining the Variety of Life The Earth is becoming poorer. The lands and oceans are becoming irreversibly worst with pollution and environmental dangers done mostly by humans. Extinction is a natural process of one in a million every year. However, the actual rate is 100 times higher with a rate of one every year. Compared to a few centuries ago, the rate of mass extinction is 50 times faster and broader. Extinction ages ago were not as bad as current day extinction because species were able to rebound by due to natural selection. In the modern day, however, if species were to go extinct, they would not be able to make such a comeback. Extinction will lead to the end of biodiversity. Biodiversity is important because humans depend on animals and plants for things such food, shelter, clothing, oxygen and more. By killing other species, we are endangering ourselves because the earth’s ecosystem would become distraught and troubled. Human actions are the main cause of unnatural extinction with hunting, polluting, and destroying
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/07/2008 for the course BIO 101 taught by Professor Sledge during the Spring '08 term at CSU Fullerton.

Page1 / 2

Vu - Vu, John Biology 101, Section 3 MWF 10:00AM - 10:50AM...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online