and House of Representatives. (Question: Would Michael Jordan have been a star if he was covered by four defensive players every step he took on the basketball court?)

This script, of course, is not entirely new: A half-century ago, when Science and Reason established the linkage between cigarettes and lung diseases, the tobacco industry hired actors, dressed them up as doctors, and paid them to look into television cameras and tell people that the linkage revealed in the Surgeon General’s Report was not real at all. The show went on for decades, with more Americans killed each year by cigarettes than all of the U.S. soldiers killed in all of World War II.

This time, the scientific consensus is even stronger. It has been endorsed by every National Academy ofFahrenheit, the hottest temperature ever measured in an Asian city. Nine of the 10 hottest years in history have occurred in the last 13 years. The past decade was the hottest ever measured, even though half of that decade represented a “solar minimum” — the low ebb in the natural cycle of solar energy emanating from the sun.

• Floods. Megafloods displaced 20 million people in Pakistan, further destabilizing a nuclear-armed country; inundated an area of Australia larger than Germany and France combined; flooded 28 of the 32 districts that make up Colombia, where it has rained almost continuously for the past year; caused a “thousand-year” flood in my home city of Nashville; and led to all-time record flood levels in the Mississippi River Valley. Many places around the