A US push to use ethanol as aviation fuel raises major climate concerns

Ethanol makers who use sustainably produced corn can now qualify for big federal tax credits, but critics are skeptical of the carbon benefits.

The hope and hype of seaweed farming for carbon removal

Why people want to use seaweed in the oceans to clean up the atmosphere, and what it would take to make it work.

Seaweed farming for carbon dioxide capture would take up too much of the ocean

We’d need to use a huge amount of ocean space to get even close to hitting targets.

Carbon removal factory

A large plant that captures carbon from the air could help create an industry the world needs to avoid dangerous levels of warming this century.

This restaurant duo want a zero-carbon food system. Can it happen?

When Karen Leibowitz and Anthony Myint opened The Perennial, the most ambitious and expensive restaurant of their careers, it was essentially on a self-dare. The married duo had found enormous success with their previous restaurant in San Francisco, Mission Chinese Food, but realized something was missing. “Basically zero chefs were working on climate change,” Myint…