Informing an Effective Response to Climate Change

Global climate change is one of America's most significant long-term policy challenges. Human activity—especially the use of fossil fuels, industrial processes, livestock production, waste disposal, and land use change—is affecting global average temperatures, snow and ice cover, sea-level, ocean acidity, growing seasons and precipitation patterns, ecosystems, and human health. Climate-related decisions are being carried out by almost every agency of the federal government, as well as many ...