"Heatwaves are easier to attribute than heavy rainfall, and drought is very difficult given evidence for large droughts in the past," said Gabriele Hegerl of the University of Edinburgh.
Are organic strawberry producers in California insulated against the ongoing and largest drought in 1,200 years due to their certification?
In 2010, there was an even larger drought with potentially worse damage — two "once a century" droughts just five years apart.
A big drought is hitting large parts of South East Asia hard.
California officials upbeat about snowpack, but El Niño looms large on drought.
All these large-scale drought and related screening results clearly showed that drought tolerance largely depends on growth stage, severity of drought and the specific environmental conditions.
Large magnitude droughts were usually centered in the region from North China Plain to the downstream of Yangtze River.
Another large-scale drought disaster occurred in five provinces of China in 2009 2010 and threatened more than 70 million people with drinking water shortages and barren farmlands.
Although the desert ecotype showed a higher absolute water loss, its WUE and RWC were significantly larger under drought conditions.
For example, large-scale drought events occurred in 2002 that have reduced the carbon sink by 20%% in the US alone (Xiao et al. 2011), on the other hand, CH4 and N2O emissions have not been greatly changed, resulting in a positive GWP in this year (Fig. 1).
