Two provinces in China are a source of a troubling spike in emissions of a globally banned chemical that damages the Earth's protective ozone layer. The new report underscores the need for enforcement of international environmental agreements even when the hazards are clear and profound. The official said the department plans to review the report but has not yet concluded that China is the source of the new emissions. MARK SCHIEFELBEIN/AP Factory workers assemble air conditioners at a factory in Shandong Province, China. The researchers talked with representatives of 18 companies in 10 Chinese provinces who acknowledged their use of the banned chemical.

Source: Stuff May 23, 2019 03:40 UTC