Sentences with phrase «uncertain effects»

The TVPK evaluation and recent conclusions from prominent early education researchers on the fleeting or uncertain effects of preschool on children's progress through later schooling send strong signals about how much we need to learn about how to do this productively.

PUZZLE PLANT After bursting on the scene in the 1960s, marijuana remains a substance with uncertain effects on mental health and medical conditions.

The new legislation would reduce this requirement after 2021, with uncertain effects on the price of SRECs.

Two weeks into his term and the president has been focused primarily on immigration and trade, causing a reevaluation among analysts at some banks that harks back to pre-election concerns about Trump's uncertain effect on markets and U.S. economic growth.

«Anti-pollution rules have uncertain effects.»

These results suggest the uncertain effects of solar geoengineering — a proposed approach to counteract global warming — which should be considered by policymakers.

Coogler's facility with staging and shaping the fight scenes is quite good, though he has a tendency to flip between hand - held «realism» and a more classical approach to uncertain effect.

The uncertain effect of feedback between climate and clouds is one of the largest obstacles to producing more confident projections of global climate.

But as the century proceeds, both these human - induced effects on the climate may combine with the effect of warming waters around Antarctica with worrying but uncertain effects on Antarctic sea ice, glaciers and sea - level rise.

Such income redistribution would decrease the economic welfare of the developed countries and would have an uncertain effect on the recipient countries since they would presumably be asked to give up part or all of their aspirations for further development since it is strongly dependent on increased use of fossil fuels to increase human productivity.

The 2009 Royal Society report, dominated by geoengineering researchers, treated it as an uncertain effect that may even work the opposite way, and referred to some distinctly unpersuasive focus - group results suggesting that individuals may increase their efforts to cut their emissions if governments invested more in geoengineering.

If similar numbers hold for the Indus system — and how likely that is, this writer does not know — then we are back once again to the uncertain effects of global warming upon the monsoons.

Water demand looks set to rise and, together with the uncertain effects of future climate change, this puts water planners under considerable pressure.