Sentences with phrase «below danger thresholds»

Called the Newfoundland Offshore Burn Experiment, the joint Canadian and American project concluded that combustion consumed most of the more problematic compounds and the levels of harmful compounds in smoke were below danger thresholds outside 150 yards of so of the fire zone.

Not exact matches

Now a study has identified what appears to be a universal threshold for danger: when the biomass of so - called forage fish drops below one - third of its maximum, seabirds of many species start to have fewer chicks.

The amount of warming c.q. climate sensitivity will not much interest politicians, until they understand that it's very very very probable that it will remain below their self - defined danger threshold of 2 C.

This is the difference between countries» pledged commitments to reduce emissions of heat - trapping greenhouse gases after 2020 and scientifically calculated trajectories giving good odds of keeping global warming below the threshold for danger countries pledged to try to avoid in climate talks in 2010 (to «hold the increase in global average temperature below 2 °C above pre-industrial levels»).