Michael Bloomberg announces a new initiative to phase out coal in 25 countries.
The goal is to see coal plants retired in many developing countries by 2040, with some wealthier countries ending coal use by 2030.
Related Knowledge Center: ENERGY BASICS: coal
The use of coal, a staple of heating and electricity-generation for decades, is in decline in the United States — supplanted by newly abundant production of natural gas — but is still dominant in some parts of the world. While economical, coal use is particularly problematic as international attention focuses increasingly on climate change.