Tracking the SRM landscape.

How much is being spent, who is spending it, and where is it going?

DIVE INTO THE DATA

What is SRM?

What are sunlight reflection methods – also known as solar geoengineering – and why do they matter now?

Explore SRM

Our resources are your resources.

Leverage our articles, graphics, videos, and podcasts – for free – to further the conversation.

Find the content you need

Perspective matters.

Big ideas are bound to generate disagreement. We spotlight diverse, informed opinions.

BROWSE PERSPECTIVES

Latest Content

News Reaction

Climate Scientists Expect SRM Deployment Attempt This Century

4 mins

News Reaction

For-Profit Startup Secures $60 Million for Climate Cooling Technology

6 mins

Video

Three scarlet ibis flying near a tree with the sky in the background and the following text overlayed: Live Discussion: Could solar geoengineering help or harm the Amazon? 28 October 2025

Live Discussion: Could Solar Geoengineering Help or Harm the Amazon?

67 mins

SRM360 Primer

SRM & the Amazon

4 mins

Perspective

Cooperation on Climate Is Hard – SRM Would Make It Harder

4 min read

Video

Live Discussion Sea Ice Geoengineering

Live Discussion: Making Sense of Sea Ice and Solar Geoengineering

69 mins

As Seen In