The Philippines, Vietnam, Malaysia, and Thailand have named extreme weather as their top concern, putting it ahead of issues like unemployment and economic recession, a study by the ISEAS-Yusof Ishak Institute finds.
Ground-level ozone is a major air pollutant that shortens human lives and kills thousands each year, resulting in major economic impacts. It is formed when methane, nitrogen oxides and volatile organic compounds (released from vehicles, industry, power plants and crops) react in the presence of sunlight.