Climate experts have identified an atmospheric configuration that can release huge volumes of water in a matter of minutes.

In 2024, global temperatures exceeded 1.5°C for the first time, signaling that the world is on track to pass this limit within the next decade. In a new commentary, IIASA experts and collaborators argue that this new reality requires a rethink of accountability in climate policy.

Climate worry is associated with depressive and anxiety symptoms among Finns of all ages. However, these symptoms are less common among individuals whose climate-related hope is combined with various forms of action, such as volunteering, following a plant‑based diet or avoiding air travel. Hope that society is capable of mitigating climate change is also associated with fewer depressive and anxiety symptoms.

A new peer-reviewed study evaluating climate policies in 40 countries over a 32-year period finds that carbon pricing and taxation—combined with investments in renewable energy and research—are among the most effective tools governments can use to reduce CO₂ emissions.