The United Nations Secretary-General is calling on all leaders to come to New York on September 23, 2019 with concrete, realistic plans to enhance their nationally determined contributions by 2020, in line with reducing greenhouse gas emissions by 45 per cent over the next decade, and to net zero emissions by 2050.

The Center for Environmental Policy at American University in Washington, DC presents the 7th Annual William K. Reilly Awards to celebrate honorees Linda Fisher and Kevin Fay. Phil Sharp, national energy and climate change leader, will deliver the keynote address.

The Knight Media Forum, a two-day convening on the future of news, community and democracy in America, takes place Tuesday, February 26, 9:15 a.m. EST-Wednesday February 27, 2:00 p.m. EST in Miami. The event will be livestreamed by Detroit Public TV, with coverage anchored by Emmy-winning journalist Hari Sreenivasan, host of “PBS NewsHour Weekend” and the national public television show “SciTech Now.”

On Nov. 23 at 2:00 p.m. ET, media are invited to a conference call with experts who will discuss the key findings of the Fourth National Climate Assessment Vol. II, which will be released by the U.S. Global Change Research Program (USGCRP) that day. The report is an authoritative assessment of the impacts of climate change on the U.S. and its territories.

In this free online webinar, 9:00-10:00 a.m. ET, you will learn how innovative businesses are tackling the plastics challenge, with panelists from Dow, Walgreen Boots Alliance, Avery Dennison and Amcor. Can’t join? You can sign up to receive the full post-webinar recordings.

Communities in several states have recently reported concerning levels of perfluoroalkyl and polyfluoroalkyl substances (PFAS) in their drinking water. This web-based SciLine media briefing, 3:00-4:00 p.m., will cover what scientists know about the health effects of PFAS exposure, the lack of consensus on what level of exposure is “safe”, and what is being done to detect and address PFAS contamination in affected communities. Includes opportunity for Q&A.

The UN Climate Change Conference - November 2017 will take place 6-17 November in Bonn, Germany and will be presided over by the Government of Fiji.

Open to the public at Georgetown University in Washington, DC, this conference aims to address the intersectionality of climate change and security and will feature an ambassadors' panel, including former National Security Advisor General James L. Jones and the ambassadors of Barbados, Denmark, and Germany. Free registration required.

The COP22 Steering Committee's press conference will discuss objectives and expected results of the 22nd Session of the Conference of Parties to the United Nations Framework Convention on Climate Change (COP22) that will be held in Marrakech, Morocco, Nov 7-18, 2016.