As you are probably aware some important climate reports have been in the news lately.
The Intergovernmental Panel on Climate Change (IPCC), a group of scientists convened by the United Nations, issued their report in October 2018. To read this report online: https://www.ipcc.ch/report/sr15/.
The Fourth National Climate Assessment consists of two volumes:
NCA4 Vol 1: Climate Science Special Report, released October 2017 - https://science2017.globalchange.gov/
NCA4 Vol 2: Impact, Risks, and Adaptation in the United States, released November 2018 - https://nca2018.globalchange.gov/
Volume 1 can also be found in the library catalog as an e-resource by clicking on the online access link for either full report or report downloads found here: https://jlc-web.uaa.alaska.edu/client/en_US/uaf/search/detailnonmodal/ent.