Methane is a far more potent (30-80 fold) greenhouse gas emission than carbon dioxide, but far less is generated in the Anthropocene era, and carbon dioxide gets most of the headlines. Methane is most frequently blamed on cattle and leaks in our natural gas distribution system. But it made the headlines last week.
indoor air pollution
The EPA does not regulate indoor air quality; its purview is the great outdoors. However, we spend a great deal of time inside. A new study looks at children: vulnerable individuals who may spend the most time in that environment. But does the study clear (or pollute) the air on indoor air quality? Let's take a look.
While indoor air pollution in the U.S. involves cleaning or hygiene products, as well as cosmetics, for most of the world's population the source of indoor air pollution is cooking. India tries to move to a more sustainable fuel source, but with unintended consequences.
The press reports global estimates of 7 million premature deaths associated with air pollution. That's despite dramatic improvements in air quality. How clean is clean enough?