Sentences with phrase «at unprecedented rates due»

The earth and its ecological processes are changing at unprecedented rates due to human activity; the effects of these changes are uncertain.

Coral reefs, which support diverse communities of fish and other marine life, are declining globally at unprecedented rates due to human - caused impacts, such as warming waters and ocean acidification.

Now, two new studies conducted by researchers at NASA and the University of California, Irvine, have revealed that glaciers in West Antarctica are retreating at an unprecedented rate due to warm water circulating beneath the ice shelf.

Two new studies conducted by researchers at NASA and the University of California, Irvine, have revealed that glaciers in West Antarctica are retreating at an unprecedented rate due to warm water circulating beneath the ice shelf.

Global Warming alarmists tell us that the world is heating at an unprecedented rate due to the unprecedented output of human greenhouse gas emissions.

Not exact matches

Numerous invasive organisms are currently spreading outside of their natural habitat at an unprecedented rate, mainly due to human actions.

«Climate science» as it is used by warmists implies adherence to a set of beliefs: (1) Increasing greenhouse gas concentrations will warm the Earth's surface and atmosphere; (2) Human production of CO2 is producing significant increases in CO2 concentration; (3) The rate of rise of temperature in the 20th and 21st centuries is unprecedented compared to the rates of change of temperature in the previous two millennia and this can only be due to rising greenhouse gas concentrations; (4) The climate of the 19th century was ideal and may be taken as a standard to compare against any current climate; (5) global climate models, while still not perfect, are good enough to indicate that continued use of fossil fuels at projected rates in the 21st century will cause the CO2 concentration to rise to a high level by 2100 (possibly 700 to 900 ppm); (6) The global average temperature under this condition will rise more than 3 °C from the late 19th century ideal; (7) The negative impact on humanity of such a rise will be enormous; (8) The only alternative to such a disaster is to immediately and sharply reduce CO2 emissions (reducing emissions in 2050 by 80 % compared to today's rate) and continue further reductions after 2050; (9) Even with such draconian CO2 reductions, the CO2 concentration is likely to reach at least 450 to 500 ppm by 2100 resulting in significant damage to humanity; (10) Such reductions in CO2 emissions are technically feasible and economically affordable while providing adequate energy to a growing world population that is increasingly industrializing.