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Bulletin nº Vol 69 (1) - 2020
Publish Date: 23 March 2020
The Earth’s atmosphere's main cleansing mechanism removes chemicals from the air and deposits them onto land and water surfaces. While the effects of these removal processes are mostly beneficial, some can have negative impacts on human health, ecosystems and food security. For example, acid rain – the acidification of rainwater due to nitrogen and sulfur emissions – damages forests, kills insects, corrodes industrial metal structures, etc. Such adverse impacts of deposition are of great interest to society as a whole and more particularly to policymakers, thus, WMO decided to undertake the...
Date publication: 2016
The latest analysis of observations from the WMO Global Atmosphere Watch (GAW) Programme.