This week’s climate announcement by Presidents Barack Obama and Xi Jinping is certainly momentous. The United States and China account for nearly half of global greenhouse gas emissions, making their joint participation a necessary condition for any successful global response to climate risk. By stepping up together, they are also … More >
President Obama and Chinese President Xi Jinping announced a major deal on climate change this morning. As summarized by the Washington Post:
China, the world’s biggest emitter of greenhouse gases, pledged in the far-reaching agreement to cap its rapidly growing carbon emissions by 2030, or earlier if possible. It also set … More >
Earlier this year I wrote critically about a New York Times op-ed that proposed making the restrictions on development in wilderness areas more flexible in order to allow for adaptation to climate change.
This week the Times published what I think is a much more helpful op-ed on the topic of … More >
Over a long professional life in global health, I have learnt a bitter lesson: it seems almost impossible for decision-makers to recognize and respond to slowly unfolding threats that take two or three decades to unfold and can involve millions of people. Sadly, big organizations with big money have a … More >
A while back I wrote about how the New York Times’ environmental coverage had been in decline. The public editor at the Times has a new article stating that environmental coverage has recently increased substantially. I think that is a great thing. But I want to focus on another element … More >
The United Nations Climate Summit last week in New York was yet another venue for important scientific releases highlighting the now well-established scientific consensus about both the economic and social severity of inaction on global warming. Equally thoughtful and numerous will be the proposals to move nations to a common … More >
This post was authored by Daniel Kammen and Felix Kramer.
Here’s a big idea that expresses the frustration, discontent, and anger we feel about how hard it ‘s been bring about the changes we need to address climate change. This proposal shows how easy it can be. We have plenty of … More >
This post is coauthored by scientists Michael Mann and Daniel M. Kammen.
Winston Churchill saw the gathering storm long before the rest of the world. Europe sacrificed millions of people before it openly acknowledged and then directly confronted the crisis. Yet, even after the Allies responded, the outcome was uncertain. Only … More >
Even though clean energy technologies have experienced substantial rapid growth in recent years, their combined efforts were not enough to prevent the largest single-year increase of atmospheric CO2 release since 1984. In 2013 alone, the atmospheric CO2 concentration jumped by 2.9 parts per million (ppm) to a total of 396 ppm. … More >