maya bio 3 - Chapter 5 Part 2 The Greenhouse Effect - The...

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

View Full Document Right Arrow Icon
Chapter 5 Part 2 The Greenhouse Effect - The graph goes up and down to reflect changes in the amount of atmospheric carbon dioxide due to the seasons. - During autumn, the leaves drop and plans no longer take up carbon dioxide and atmospheric carbon dioxide levels go up. - During spring, levels drop when plans grow leaves again and start to photosynthesize. - greenhouse effect = gases in the Earth’s atmosphere that absorb some of the infra red radiation - results = the Earth is about 30 degrees Celsius warmer without greenhouse gases; would be too cold to sustain life - name “greenhouse effect” is based on the observation that the temperature inside a greenhouse is higher than outside - carbon dioxide , methane , and oxides of nitrogen are greenhouse gases - all operate on the same principle; methane contributes more - precautionary principle = the concept that someone wishing to take certain kind of action should prove that the action does not cause serious or irreversible harm to the public if there is no scientific
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.

Page1 / 2

maya bio 3 - Chapter 5 Part 2 The Greenhouse Effect - The...

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