Cambridge and Sheffield researchers linked restoration at nearly 130,000 African sites to changes in tree loss up to 10 kilometers outside project boundaries. Accounting that stops at a project's edge can miss an effect almost as large as the one it measures, in either direction.
Reality
- Evidence58
- Adoption
- Insufficient
- Hype gap+15
- Incentives35
- Confidence55
Essam Heggy and co-authors argue in Nature Sustainability that uncertain drought supply, more than shortage, drives disputes over Africa's 63 shared basins. They want reproducible hydrological models to give negotiators common numbers, a remedy the commentary argues for but does not test.
Reality
- Evidence35
- Adoption
- Insufficient
- Hype gap+30
- Incentives40
- Confidence40
Freiburg researchers report in Nature Sustainability that after a municipality's AfD vote rose, its adoption of electric cars and solar panels ran relatively slower. In their surveys the political gap is much wider for cars than for panels.
Reality
- Evidence62
- Adoption68
- Hype gap+15
- Incentives35
- Confidence55
Farmers in the lower Senegal River valley took more rice and a crop of fish out of the same fields. The pilot's evidence on schistosomiasis is a count of snails, and infection in people has yet to be reported.
Reality
- Evidence66
- Adoption30
- Hype gap+20
- Incentives45
- Confidence55
Researchers led from Sydney and Imperial simulated pastoral households across seven southern African countries and report that better seasonal information helped the poorest herders only when something also paid for the response.
Reality
- Evidence55
- Adoption
- Insufficient
- Hype gap+20
- Incentives70
- Confidence48
King's College London researchers counted deaths from every recorded tropical cyclone and extreme heat event since 2000. The toll sits in a handful of outliers, and they argue the scenarios used in risk assessment are not built to find events without precedent.
Reality
- Evidence55
- Adoption
- Insufficient
- Hype gap+20
- Incentives60
- Confidence45
A Nature Sustainability study joins household poverty data to seagrass-adjacent populations and finds 6.5 million people whose food and income come from meadows that sit outside almost every development plan.
Reality
- Evidence52
- Adoption
- Insufficient
- Hype gap+28
- Incentives72
- Confidence45
Cornell's new Nature Sustainability paper projects 24 to 44 million tonnes of CO2e a year from US AI servers by 2030. The authors' own translation is 5 to 10 million cars, not 24 million.
Reality
- Evidence64
- Adoption
- Insufficient
- Hype gap+42
- Incentives55
- Confidence58