GENEVA (AP) — Negotiations on a global treaty to end plastic pollution are drawing to a close Thursday, as nations remain deadlocked over whether to tackle the exponential growth of plastic production ...
Four South Asian countries -- Bangladesh, India, Nepal and Pakistan -- have agreed to drastically bring down the annual average of particulate matter (PM) 2.5 in the countries' air to 35 microgrammes ...
The principle of fine dust measurements using a smartphone corresponds to that of simple optical sensors. BERLIN: German scientists are developing a new sensor that attaches to a smartphone and ...
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