In a groundbreaking new book rooted in history and earth science, scholars Jonathan Blake and Nils Gilman advocate a paradigm shift toward “multiscalar” global governance that would transfers significant political authority from national governments to planetary institutions, as well as to localities. 

The idea of reflecting sunlight into space to cool the Earth is controversial, but the Biden administration’s support for further research and multilateral cooperation is welcome.

Despite complications, the long-debated agreement is grounds for celebration at an otherwise dismal moment in world politics.

National sovereignty is here to stay, but a new worldview grounded in ecological realism could help close the distance between the political and natural worlds.

By addressing the questions raised by climate change, think tanks, including Carnegie, will be better able to help countries and policymakers through an enormously fraught, consequential, and complicated period of human history.

The reputational costs of climate hypocrisy are adding up.

The Artemis Accords can serve as a starting point.

Join Carnegie for a special event in honor of World Water Day with experts Ellen Hanak , Olivia Lazard, and Stewart Patrick, in conversation with Tino Cuéllar, on the water crisis and how today’s leaders can deescalate conflict and pursue sustainable solutions for our global future.

Climate change is affecting the Middle East in far-reaching ways. To better prepare their societies to withstand its shocks, policymakers need to depart from top-down paradigms and involve a broader swath of their citizenry in climate adaptation.

The failure to manage Earth orbits as a commons undermines safety and predictability, exposing space operators to growing risks such as collisions with other satellites and debris.