



Air conditioning is one of the greatest inventions of the 20th Century. It’s also killing the 21st
When did indoor air become cold and clean? Air conditioning is one of those inventions that have become so ubiquitous that many in the developed world don’t even realize that less than a century ago, it didn’t...




Now that summer is forever, here are 6 books on climate change to sharpen your intuitions and models
The climate is finally hitting a climax. Decades of discussions and reports by scientists have yielded pathbreaking works by writers like Elizabeth Kolbert, and today, climate fiction and non-fiction are even becoming global bestselling works. Everyone wants to read about collapse, dystopia, the aftermath — it’s in the very air we breathe after all, what with the IPCC just reporting once again that all numbers point hotter, redder...

BreezoMeter, which powers air quality in Apple’s Weather app, launches Wildfire Tracker
BreezoMeter has been on a mission to make environmental health hazard information accessible to as many people as possible. Through its air quality index (AQI) calculations, the Israel-based company can now identify the...

a16z leads investment in Firemaps, a marketplace for home hardening against wildfires
Wildfires are burning in countries all around the world. California is dealing with some of the worst wildfires in its history (a superlative that I use essentially every year now) with the Caldor fire and others...









With a third of its capital deployed, Risk & Return is transforming how we think about emergency response
Disasters are, unfortunately, a growth business, and the frontlines that were once distant have moved much closer to home. Wildfires, hurricanes, floods, tornadoes — let alone a pandemic — has forced much of the...