And 195 countries agree with him, as they have all signed off on the findings. in short, greenhouse gas emissions from fossil fuel burning and deforestation are choking the planet, and putting billions of people at immediate risk. the report warns that the global average temperature rise could reach or exceed 1.5 degrees celsius in the next 20 years — ten years sooner than expected. it said rising temperatures will cause more frequent, extreme weather events across the globe. and warned that irreversible changes are already ongoing in melting ice sheets, rising sea levels and increasing acid...