( 1 ) Who is Richard A. Muller?
( 2 ) Muller founded which research group to study global warming?
( 3 ) Muller's research group found that the Earth's land temperature has risen by one and a half degrees over the last 50 years. All of this increase is essentially attributed to what single factor?
( 4 ) Which United Nations group defines the scientific and diplomatic consensus on global warming?
( 5 ) Global temperatures track carbon dioxide levels in the atmosphere, but how do scientists know how much carbon dioxide was in the air thousands of years ago?
( 6 ) How do scientists know that solar activity is not responsible for global warming?
( 7 ) One factor that can increase global temperatures faster than predicted is...
( 8 ) The Berkeley Earth Surface Temperature project took into account all of the factors that global warming skeptics use to explain away rising global temperatures, and concluded that...
( 9 ) Which greenhouse gas is responsible for almost all global warming?
( 10 ) What do satellite measurements tell us about the effects of solar activity on global warming?