Sentences with phrase «compromise normal human»

At the high - end scenario of global warming, in which global average temperatures increase to 8.46 degrees Fahrenheit above 1986 - 2005 average levels by 2100, the report found that «the combination of high temperature and humidity in some areas for parts of the year is projected to compromise normal human activities, including growing food or working outdoors.»

Most worrisome, if humanity stays near its current path of greenhouse gas emissions, the IPCC warns with «high confidence» that «the combination of high temperature and humidity in some areas for parts of the year is projected to compromise normal human activities, including growing food or working outdoors.»

Global climate change risks are high to very high with global mean temperature increase of 4 °C or more above preindustrial levels in all reasons for concern (Assessment Box SPM.1), and include severe and widespread impacts on unique and threatened systems, substantial species extinction, large risks to global and regional food security, and the combination of high temperature and humidity compromising normal human activities, including growing food or working outdoors in some areas for parts of the year (high confidence).