For the environmental risk, it is much better to prevent pollution than to deal with it after it has already been made. When you deal with the pollution, it is hard to say that you can eliminate completely. So, prevention is the first strategy.
Answer: Only 10 percent of energy in a light bulb is used to create light. ...
The amount of energy Americans use doubles every 20 years. ...
Explanation:
Due to the overproduction of offspring with only finite resources, species begin to engage in competition for survival. In order to increase their chance of survival, certain species will begin to develop genetic variations that allow them survival advantages.
The answer should be "Island finches resembled mainland finches, but were not the same species."
Answer:
by washing ourselves with soap
