Australian Broadcasting Corporation: There is too much emphasis on carbon dioxide as a greenhouse gas and other forms such as ozone, methane and sulphur dioxide should receive more attention, a group of scientists say.
Writing a comment piece in the science journal Nature, the group argued that other forms of air pollutants contributed to one in eight deaths worldwide, and nearly 50 million deaths could be avoided by 2040 if emissions were cut in half.
Other types of pollutants, such as methane, had a higher global warming potential...