Do you think that individual states could effectively control emissions from coal burning if their neighboring states did not also employ the strategies to limit toxic emissions?

What are some characteristics of a free enterprise economy?

It is believed that europa, one of jupiter’s moons has an ocean beneath its surface. based on how earth’s oceans and atmosphere are believed to have formed, what can be said about europa’s supposed ocean? the arrival of in the early days of europa’s existence could have formed its ocean. it is likely that the water experienced , similar to earth. it is also possible that this water is retained beneath europa’s surface and in its atmosphere due to europa’s .

What is the farthest destination to date for a human spaceflight mission?