Earth's temperature is maintained at an average of 15 c because of our atmosphere's thickness the stagnant atmosphere the water cycle greenhouse gases

Blank is a naturally occurring gas that's found in most soils and rocks and can cause lung cancer

Most countries in the middle east must import a majority of their a. gasoline b. oil c. food d. water

70 pts answer the following questions in full sentences and paragraphs, using at least 150 words, in the essay box below. 1. which organisms are carnivores? herbivores? omnivores? 2. if the ecosystem is balanced, which populations should be the largest? the smallest? 3. imagine a group of hunters kills half of the rabbit population. how will the other organisms be affected? 4. imagine disease kills 85 percent of the wolf population. how will the other organisms be affected? 5. imagine a foreign mountain lion species is introduced into the ecosystem. how will the other organisms be affected?