The costs of “costless” climate mitigation
The IPCC and leading economic models have different ideas about emissions reduction costs.

The IPCC and leading economic models have different ideas about emissions reduction costs.
“Diversifying risk is nigh impossible when it affects the entire planet.”
Climate Policy Forum
Response to Kammen, Sunter, and Dabiri's reply to our Science eLetter
Economists need to embrace research on solar geoengineering technologies
Integrating renewables into cities might reconnect us to our environment with everyday reminders of our energy demands. Getting the numbers right is key.