William Nordhaus can recall the precise moment when he became interested in what is now known as “green accounting,” a type of accounting that factors environmental costs and benefits into measures of economic activity.
It was 1969, and he was thumbing...
A few months ago, Chase Brownstein, a Yale undergraduate, and Professor Thomas Near were at odds. Together, the pair had authored a first-of-its-kind study reconstructing the evolutionary history of lampreys — an ancient group of jawless fish — using...
Fish, the most biodiverse vertebrates in the animal kingdom, present evolutionary biologists a conundrum: The greatest species richness is found in the world’s tropical waters, yet the fish groups that generate new species most rapidly inhabit colder...
Tropical Asia and Africa are the only regions on Earth that retain diverse populations of large, land-dwelling mammals, such as elephants, rhinos, and big cats. A new study co-authored by Yale researcher Advait M. Jukar suggests that the persistence of...
Thousands of years before humans began burning fossil fuels, they had indelibly altered the natural world through foraging, herding animals, and farming, according to a new study by an international consortium of archaeologists.
The study, published Aug....
When Yale economist Joseph Shapiro was a graduate student at the Massachusetts Institute of Technology about a decade ago, he attempted a cost-benefit analysis of the 1972 Clean Water Act — the federal law governing water quality in the country’s rivers,...