The Intergovernmental Panel on Climate Change (IPCC) defines drought as “a period of abnormally dry weather long enough to cause a serious hydrological imbalance.” The definition is however flexible, as drought is a complex and multidimensional phenomenon, whose impacts are influenced by social, economic, and environmental factors.
Both weigh on the health systems, both aggravate existing inequalities, both have huge economic impacts. COVID-19 and climate change are crisis that need to be tackled together, because “we do not have the luxury of taking one crisis at a time”. The 2020 Lancet Countdown Report on Health and Climate Change told by one of its authors.
Meeting the goals of the Paris Agreement could save about a million lives a year worldwide by 2050 through reductions in air pollution alone, according to the World Health Organization. Health gains from climate action would be approximately double the cost of mitigation policies at the global level, and the benefit is even higher in countries such as China and India.
