Atmospheric River Storm

The Climate Context of California’s Atmospheric River Storm

With the drought-causing high-pressure zone dubbed the “Ridiculously Resilient Ridge” pushed aside for now, a powerful storm associated with what are called “atmospheric rivers” is currently drenching the California Bay Area. Atmospheric rivers are relatively narrow, long streams of clouds and atmospheric water vapor that are associated with major storms in the Pacific.

Peru

UNFCCC COP 20 Meeting in Peru

Parties to the United Nations Framework Convention on Climate Change (UNFCCC) are gathering in Lima, Peru to lay the foundation for the for the global climate deal that will be finalized in Paris next year.

China and India

China and India Agree to Consider Phasing Down Climate-Altering HFCs

After several weeks of high-level international climate change diplomacy announcements, the 26th Meeting of the Parties of the Montreal Protocol (MOP-26) concluded with news of a long sought-after breakthrough as China and India reversed their previous opposition to phasing down hydrofluorocarbons (HFCs)

China Climate Change

Insights on U.S. – China Climate Deal

Today Climate Nexus hosted an in-depth phone press conference with experts on the implications of the newly announced climate deal between China and the United States. Each country has set ambitious goals for their future reductions in harmful greenhouse gas …

Smokestacks emitting smoke from a fossil fuel company, with a blue sky in the background. Fossil Fuel Companies

Fossil Fuel Companies

The world’s largest oil and gas companies have sky-high budgets, top scientists in their employ, and an incentive to plan for the long term due to their massive investments in permanent infrastructure. They are neither altruistic nor clueless, and they are taking climate change seriously. This includes planning ahead for a future with strong climate policies

Finger and hand fingerprints in William James Herschel's Beginnings of Fingerprinting. Forcing and Fingerprinting

Forcing and Fingerprinting

The IPCC recently concluded (with 95% certainty) that humans are responsible for over half of the warming we’ve experienced since 1951. Their best estimate is that we’re responsible for all of the warming, and we could even be responsible for …
Dr. Mike Mann on Climate Models, in office with books in the background

Dr. Mike Mann on Climate Models

Noted climate scientist Michael Mann discusses the scary reality that human greenhouse gas emissions are currently overcoming natural forcings, as well as the current confusion around surface warming, climate models, and natural variability.

Satellite view Super storm Sandy

Superstorm Sandy

Superstorm Sandy approached the mid-Atlantic on Oct 26, 2012. Polling indicates that making connections to extreme weather helps people to understand the significance of climate change and its associated impacts. In line with this research, Climate Nexus identified the storm …
Photo of the frozen Schuylkill River, with the city of Philadelphia in the background. (Polar Vortex)

Polar Vortex

Right now, the eastern United States is seeing a cold snap, which could cause some to wonder whether the world is still warming