This report presents a concise review of the major environmental and natural resources issues at the global and national level over the coming two decades. The environmental issues reviewed include air pollution and deterioration of air quality, greenhouse gas emissions and climate change, water...

The Bank's environmental agenda has evolved gradually since the 1970s. During the 1970s and 1980s, the main focus was on mitigating the potential environmental damage associated with investment projects using environmental impact assessments (EIA). This approach was formalized in the Bank's...

Lemoine and Rudik (2017) argue that it is efficient to delay reducing carbon emissions, because there is substantial inertia in the climate system. However, this conclusion rests upon misunderstanding the relevant climate physics: there is no substantial lag between CO2 emissions and warming,...