Air pollution, which kills more than 8 million people every year, is the biggest environmental threat to human health worldwide
Freshwater pollution originates from many sources, including municipal, industrial and agricultural
Healthy soils regulate water flow, filter pollutants, cycle nutrients, and support plant and animal
The continuous growth in the amount of solid waste that humans generate, and the very slow rate
Humans use over 100,000 different chemical elements and compounds, including lead, mercury
Nearly 30 per cent of the food produced worldwide is lost or wasted every year.