Fostering rigorous evidence to solve the climate crisis

What Works Climate Solutions is a community-driven initiative by climate change researchers, decision-makers and evidence synthesis enthusiasts.

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Follow any updates from the WWCS community and engage with other What Works enthusiasts. Learn more.

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WWCS Crowd

The WWCS Crowd is a citizen science initiative.

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WWCS Network

The WWCS Network connects researchers,  policymakers, research funders, and other users of evidence.

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WWCS Training

Are you keen to tackle pressing climate research questions but unsure how to begin your evidence synthesis journey?

Join the Evidence Accelerator

News & Insights

Summit

Exciting News: What Works Climate Solutions Summit 2026 is Coming!

Building on the tremendous success of the What Works Climate Solutions Summit 2024, we are thrilled to announce that a follow-up event  is in high …

4 Apr 2025

CallsSummit

Call for Funders: Support the What Works Climate Solutions Summit 2026

We invite visionary funders and sponsors to support the What Works Climate Solutions Summit 2026, a flagship event dedicated to advancing evidence-based climate solutions. Building …

3 Apr 2025

CallsSummit

Call for Hosts: What Works Climate Solutions Summit 2026

Are you passionate about advancing evidence-based climate solutions? Do you want to play a pivotal role in bringing together global leaders, researchers, and practitioners to …

3 Apr 2025

Publications

From The Economist: Why It’s So Hard to Tell What Works in Climate Policy

A recent piece by The Economist tackled the question: Do climate policies actually work? According to a study in Science, just 63 out of 1,500 …

24 Mar 2025

Publications

Nature article: “‘Evidence Bank’ could help scientists tackle climate change”

A recent article in Nature reports that synthesizing research on which policies are most effective is a key priority in climate science. It supports an …

24 Mar 2025

Publications

NATURE article on major funding initiative on evidence synthesis

A recent Nature article highlights a significant moment for evidence-based policymaking, as major funders invest $70 million in creating “evidence banks“ that will enable policymakers …

24 Mar 2025
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