Sentences with phrase «human time scales»

A failure to reduce carbon dioxide emissions significantly within the next decade will have large adverse effects on the climate that will be essentially irreversible on human time scales.

A failure to reduce carbon dioxide emissions significantly within the next decade will have large adverse effects on the climate that will be essentially irreversible on human time scales.

Like other large scale perturbations in systems, climate forcing is certain to unfold in ecological and biological systems in very surprising ways as unknown limits are passed beyond a point of no return in human time scales...

The samples «allow us to tie in our data with human time scales, with what we believe to have been happening at that point in history.»

On human time scales, that's a long time,» Duncan Brown, an astronomer at Syracuse University who's a member of the LIGO research collaboration, previously told Business Insider.

On human time scales, methane is certainly an important greenhouse gas, and so what's done is to arbitrarily limit the time horizon of the calculation to something like human timescales.

A reminder — the «carbon sink» is, for the human time scale, done by living organisms.

'' In thinking about global extinction we've got to free ourselves from this human time scale,» said Dr. John Alroy, an ecologist at the National Center for Ecological Analysis and Synthesis of the University of California at Santa Barbara.»

The total size does not change much on human time scales, and our contribution to changes in the composition is tiny (less than 0.1 %).

Soil that was formed on a geological time scale is being lost on a human time scale.

The story ranges from physics to chemistry, biology, geology, fluid mechanics, and quantum mechanics, to economics and social sciences.The class will consider evidence from the distant past and projections into the distant future, keeping the human time scale of the next several centuries as the bottom line.The lectures follow a textbook, «Global Warming, Understanding the Forecast,» written for the course.

We can actually start reversing CO2 accumulation almost immediately — at least on human time scales.

«The permafrost carbon feedback is irreversible on human time scales,» says the report, Policy Implications of Warming Permafrost.