Sentences with phrase «precipitation decreases occur»

Not exact matches

«According to climate predictions, annual precipitation is likely to decrease in the Southwest but increase in the eastern United States during the 21st century, therefore, the observed diverse trends of surface water body areas since 1984 could continue to occur in the future,» said Xiao.

Statewide precipitation has decreased in winter (0.14 inches / decade -LSB--0.36 cm / decade]-RRB- since 1950, but no significant change has occurred in annual mean precipitation, probably because of very slight increases in spring and fall precipitation.

This is projected to occur even in regions where total precipitation is projected to decrease, such as the Southwest.1, 7,2

The number of stations reflecting a locally significant increase in the proportion of total annual precipitation occurring in the upper five percentiles of daily precipitation totals outweighs the number of stations with significantly decreasing trends by more than 3 to 1 (Figure 2.36 c).

This can occur when the probability of precipitation (the number of events) decreases, or if the shape of the precipitation distribution changes, but this latter situation is less likely (Buffoni et al., 1999; Groisman et al., 1999; Brunetti et al., 2000a, b).

Where precipitation decreases were projected, the results were more complex due largely to interactions between plant biomass, runoff, and erosion, and either increases or decreases in overall erosion could occur.

«For the high emissions scenario, it is likely that the frequency of hot days will increase by a factor of 10 in most regions of the world», said Thomas Stocker the other Co-chair of Working Group I. «Likewise, heavy precipitation will occur more often, and the wind speed of tropical cyclones will increase while their number will likely remain constant or decrease».

What the report says about precipitation, floods, and climate change: Detectable changes in flood frequency have occurred in parts of the United States, with a mix of increases and decreases in different regions.

Agricultural droughts can occur for a variety of reasons, including low precipitation, the timing of water availability, or decreased access to water supplies.

Several studies focused on the Colorado River basin showed that annual runoff reductions in a warmer western U.S. climate occur through a combination of evapotranspiration increases and precipitation decreases, with the overall reduction in river flow exacerbated by human demands on the water supply.

Areas experiencing large decreases in precipitation are evident in both DJF and JJA, in both the high - end and non-high-end members, and occur between 50 ° N and 50 ° S.