<span>The greenhouse effect is heat trapped in the atmosphere, which causes an increase in the earth's temperature that it would not have without its atmosphere in the first place! This is what makes greenhouses ideal for harboring plant life.</span>
Answer:
I agree because Climate variability is part of nature, of course - man-made climate change does not "impress" by how much the climate is changing, but how fast this happens. In general, in the end it does not matter why all this happens, because the fact that we are in urgent need to adapt to the effects remains!
B. Oil and natural gad are major exports of both Canada and the United States.
More frequent droughts and shifting precipitation patterns lower water levels in rivers, lakes and streams, leaving less water to dilute pollutants. Higher temperatures cause more frequent algal blooms and reduce dissolved oxygen levels, both of which can cause fish kills and do significant harm to ecosystems.
Answer: See explanation.
Explanation:
Because Astronomers have well-tested theoretical models that explain how a star evolves over the course of its life as well as well-tested theoretical models that explain how a star evolves over the course of its life.