The Nation’s economic security is increasingly dependent on an affordable and reliable supply of energy. Every sector of the economy depends on energy, from manufacturing to agriculture, banking, healthcare, telecommunications, […]
NCA 4: Water
Water security in the United States is increasingly in jeopardy. Ensuring a reliable supply of clean freshwater to communities, agriculture, and ecosystems, together with effective management of floods and droughts, […]
NCA 4: Our Changing Climate
This chapter is based on the Climate Science Special Report (CSSR), which is Volume I of the Fourth National Climate Assessment (available at science2017.globalchange.gov). Our Changing Climate: Key Messages Observed […]
NCA 4: The Summary Findings
The USA’s FOURTH NATIONAL CLIMATE ASSESSMENT is presented in a series of postings on this site. These Summary Findings represent a high-level synthesis of the material in the underlying report. […]
Fourth National Climate Assessment: Report-in-Brief
Impacts, Risks, and Adaptation in the United States The Global Change Research Act of 1990 mandates that the U.S. Global Change Research Program (USGCRP) deliver a report to Congress and […]
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