Climate Change

Michael Mann of the School of Arts & Sciences is skeptical of scientist James Hansen’s claims that the world’s warming is dangerously accelerating.

Danny Cullenward of the Kleinman Center for Energy Policy at the Weitzman School of Design says that Europe’s climate regulators are far more active, whereas cycles of enforcement through litigation are more likely to determine whether a similar level of attention emerges in the U.S.

In a co-written Op-Ed, Eric Orts of the Wharton School says that new climate change disclosure laws in California and Europe represent a substantial improvement over the previous hodgepodge of voluntary standards.

Michael Mann of the School of Arts & Sciences says that a warmer atmosphere holds more moisture, leading to a sharp increase in the occurrence of extreme rainfall events in cities like New York.

Michael Mann of the School of Arts & Sciences says that the western, central, and eastern U.S., Europe, and Asia are all susceptible to heavy rainfall impacts from climate change.

In an Op-Ed, Michael Mann of the School of Arts & Sciences says that climate doom and denial can lead people down a path of disengagement, benefiting fossil fuel interests that profit from climate inaction.

Michael Mann of the School of Arts & Sciences discusses what can be done to slow the warming of the planet and the politics that get in the way.

Michael Mann of the School of Arts & Sciences writes that we can avoid a catastrophic trajectory for our global climate if we reduce carbon emissions substantially during the next decade.