Sentences with phrase «warmer during the second period»

In nearly every part of the continental United States winter lows were warmer during the second period, rising as much as 2.5 degrees (Fahrenheit) in parts of the Rockies, the northern Great Plains, and central and southern California.

Not exact matches

During the first third of the year, from January through April, the average temperature for the contiguous United States was 4 degrees Fahrenheit above the 20th - century average, making this period the second warmest on record, according to the National Oceanic and Atmospheric Administration.

Second, because the 1900 - 1950 TSI value was lower than the 1950 - 2000 TSI value, this would induce by alone a solar induced climate warming of the atmosphere during 1950 - 2000 even if during the period 1950 - 2000 the sun was perfectly constant.

Second, the rate of warming between 1880 and 1940 was not as severe as it has been since 1980, and morever, biomes across the planet have been radically altered by human activities muc more during the latter period (e.g. especially since 1950).

It is very likely that average NH temperatures during the second half of the 20th century were warmer than any other 50 - year period in the last 500 years and likely the warmest in at least the past 1300 years.

Because of methane's greater greenhouse potency, the warming potential of the emissions measured during the second period greatly exceeded the potential cooling produced by the uptake of carbon dioxide during photosynthesis.

that average NH temperatures during the second half of the 20th century were warmer than any other 50 - year period in the last 500 years and

The U.S. state experiences one of its warmest winter periods on record during the second half of January, including some temperatures that ran 40 degrees Fahrenheit (22 degrees Celsius) above average.

«'' A second, rarely touched upon question is associated with the apparently limited amount of organic carbon that had been released from permafrost terrain in previous periods of climatic warming such as e.g. the Medieval Warm Period or during the Holocene Climatic Optimum.

Many scientists are tired of the criticisms, and the IPCC concluded that it is «likely» that the second half of the twentieth century was the warmest 50 - year period in the Northern Hemisphere during the past 1,300 years.

The conclusion is that the warming was decelerating during the second time period but that could only be identified as a change in trend in the 3rd.