A rendering of what ocean-based climate tech could look like. Caltech researchers are developing technology to filter CO2 out of seawater to allow oceans to absorb even more of the greenhouse gas. | Image: Caltech
More than 200 scientists have signed onto a letter pushing for “responsible” research into ways to trap planet-heating carbon dioxide in the world’s oceans. They want to take urgent action on the climate crisis, while making sure they don’t trigger any...
