Is cloud seeding harmful? Silver iodide, flood claims and what seeding can really do
Is cloud seeding harmful? What silver iodide does, whether seeding works, the Dubai and Texas flood claims, and who regulates it.
etc blog: Technology, food, climate and corporate power, et cetera
Lately
Cultivated meat: a reality check
Six years after the first approval, cultivated meat is legal in a few places, banned in others and sold almost nowhere. The biology explains most of why.
Agroecology on the farm: what changes, season by season
Agroecology is a practice before it is a policy. What changes on a working farm, the FAO's ten elements in plain words, and the trade-offs to admit.
Bring back technology assessment
Congress closed its technology office in 1995. AI and synthetic biology make the case for public, independent foresight stronger than ever.
Soil carbon: what the science can promise, and what it can't
Soils hold vast amounts of carbon, but gains are hard to measure and easy to lose. What 4 per 1000, carbon credits and farmers can realistically expect.
Geeks start the week: what synthetic biology's 2007 promises delivered
The first day of SB3.0 in 2007 was a rush of fast technical talks. Nearly nineteen years later, which of those tools and promises came true?
Ocean iron fertilisation revisited: from Planktos to the new marine carbon removal
Iron dumping promised cheap carbon storage and delivered scandals and a treaty fix. Now ocean carbon removal is back, with old governance questions.