There is a rapidly closing window of opportunity to lower greenhouse gas (GHG) emissions and secure a safe and liveable future for the global population, according to a new UN report.Scientists from the Intergovernmental Panel on Climate Change (IPCC) said there needs to be drastic and deep GHG emissions cuts to keep the average global temperature below 1.5C above pre-industrial levels.

There is a rapidly closing window of opportunity to lower greenhouse gas (GHG) emissions and secure a safe and liveable future for the global population, according to a new UN report.Scientists from the Intergovernmental Panel on Climate Change (IPCC) said there needs to be drastic and deep GHG emissions cuts to keep the average global temperature below 1.5C above pre-industrial levels.