Kigali

Successful Montreal Protocol Move Restricts World HFCs

Delegates from more than 150 countries met in Kigali, Rwanda’s capital, last week, to agree on a strategy for diminishing the worldwide use of hydrofluorocarbons (HFCs). Historically, people started using these chemicals for refrigeration, air conditioning, and aerosols in response to the scientific finding that their predecessors — chlorofluorocarbons — … [continued]