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December 21, 2009

Forests and Land Management
Deforestation and Greenhouse-Gas Emissions

Loss of forests is a major contributor to greenhouse-gas emissions. Plans to devise a policy tool for using trees for carbon dioxide sequestration are now under way.

February 29, 2024

United Nations
Funding the United Nations: How Much Does the U.S. Pay?

Many UN agencies, programs, and missions receive crucial funding from the United States. The Trump administration sharply reduced funding to some UN agencies, but President Biden has largely reversed…

A child peeks out from a blue and white tent managed by the UN refugee agency.

November 3, 2011

Climate Change
The Debate over Greenhouse Gas Cap-and-Trade

Greenhouse gas trading is now a multibillion-dollar international business and is expected to continue to grow, despite uncertainty about a post-2012 international climate regime.

March 22, 2024

Technology and Innovation
Cyber Week in Review: March 22, 2024

UN passes AI resolution; DOJ sues Apple; Google demonstrates new AI system; Supreme Court hears Murthy v. Missouri arguments; Secretary of State Blinken announces new information resilience initiativ…

U.S. Secretary of State Antony Blinken speaks to the media, before departing, at Ben Gurion International airport, Tel Aviv, Israel, March 22, 2024.

April 9, 2024

Defense and Security
Series on Emerging Technology, U.S. Foreign Policy, and World Order: Frontline Innovations—Defense Solutions for National Security Challenges

Panelists discuss new and emerging commercial defense technology, current opportunities and challenges in defense innovation, and the future landscape of national security. For those attending vir…

Play Two F-22 Raptor fighter jets of the 95th Fighter Squadron and an A-10 Thunderbolt (R) from Whiteman air force base, Missouri, approach the refueling nozzle of a KC-135 Stratotanker

March 22, 2024

United States
How Big a Climate Threat Are Atmospheric Rivers?

Atmospheric rivers are gaining in intensity across California and the western United States. Communities need to adapt to the havoc wrought by this weather phenomenon.

A brown river threatens to overflow alongside a highway.

June 27, 2012

Trade
Morning Brief: Court Backs EPA’s Greenhouse Gas Rules

DC’s U.S. Court of Appeals rejected a challenge to the findings by the Environmental Protection Agency (EPA) that greenhouse gas emissions contribute to global warming and are therefore a threat to p…

U.S. Environmental Protection Agency Director Lisa Jackson announcing the EPA finding that greenhouse gases are a threat to public health on December 7, 2009 (Jonathan Ernst/Courtesy Reuters).