Highlights A large majority of Americans (77%) say global warming should be a “very high” (18%), “high” (25%), or “medium” priority (34%) for the president and Congress. One in four (23%) say it should be a low priority. Nearly all Americans (92%) say the president and the Congress should make developing sources of clean energy a “very high” (31%), “high” (38%), or “medium” priority (23%). Very few say it should be a low priority (8%).