Meta-analysis
Global tipping point for coral reefs is closer than models predicted
A synthesis of 40 years of reef data suggests mass die-offs begin at 1.2°C of warming — below previous estimates.
Meta-analysis
Peer-reviewed
Cheap iron-based battery could unlock week-long grid storage
A new iron-air chemistry stored energy at one-tenth the cost of lithium in a year-long pilot, easing renewables' biggest hurdle.
Peer-reviewed
Restoring just 15% of converted land could prevent 60% of extinctions
A global optimisation study pinpoints exactly where ecosystem restoration would deliver the biggest biodiversity and carbon returns.