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A curated global dataset of Payments for Environmental Services (PES) reveals that theoretical principles are only partially applied in practice, particularly conditionality, which makes payments underperform.
Little is known about the water impacts of concrete production. This study quantifies this impact globally for 2012 and projects it to 2050. It also evaluates in which regions the impacts will be more severe, based on the availability of renewable water resources.
After developing a unit-based air pollutants emission inventory of more than 30,000 fossil fuel power plants operating worldwide in 2010, the authors find that retiring or implementing controlling measures on coal-fired power plants, representing 0.8% of global capacity, could reduce PM2.5 emissions from coal-fired plants by up to 14.2%.
