As the first BAMS report in 2012 noted. Click through the gallery for a look at 10 other. Climate Change Evidence And Causes Royal Society Extreme heat will affect health energy agriculture and more. How has global warming affected the world . Global warming affects the geography within which the global economy operates. In this scenario by 2100 739 per cent of the worlds population will be facing at least 20 days a year of deadly heat and humidity. Learn about global warming and the consequences to our environment from increased wildlife extinction rates to acidic oceans and polluted air. The impacts of global warming are already being felt across all areas of Australian life and these will continue to worsen if we do not act now to limit global warming to 15C. Extreme heat heavy downpours and flooding will affect infrastructure health agriculture forestry transportation air and water quality and more. While some attest that all extreme weather must be affected by a world