The carbon footprint of a pet fish calculated

Keeping tropical fish as pets could contribute up to 12.4% of the UK's annual average household CO2 emissions and up to 30% of the UK annual average household water usage, a new study finds.

Fine-tuning air pollution models

Air pollution doesn't affect everybody the same way. And in a new study, researchers developed a method to improve estimates of how, within cities, different communities are exposed to fine particulate matter (PM2.5).

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