Forty signs of rain / Robinson, Kim Stanley

Legislators are scrambling to solve the increasingly serious problem of global warming, and when Anna discovers a way to solve the problem globally, she tries to get the information out to the public before regulators and other interested parties suppress the evidence.

The world is headed toward an environmental crisis as global warming poses a significant threat, but Charlie Quibler has a difficult time convincing a skeptical administration while his wife, Anna, attempts to protect new technology that could solve the problem from getting into the wrong hands.