For several years, emissions of CFCs have been rising, in apparent defiance of a global ban in place since 2010. A new global detective effort has traced the source to two eastern Chinese provinces.
These rats are in special cages for urine collection. Every year, millions of animals are used for testing chemicals that are used in industrial products.
By unoL/shutterstock.com
Testing new industrial chemicals is essential for public health and the environment. But animal testing is costly, and too many chemicals are left untested. A new AI tool may solve the problem.