On four continents, historic droughts wreak havoc

California's historic drought appears to be matched by severe dry spells on three other continents. Brazil, North Korea and South Africa are bearing the brunt of much lower-than-average precipitation, wreaking havoc on millions of peoples' lives and livelihoods.
http://www.usatoday.com/story/news/world/2015/07/24/historic-droughts-wreak-havoc-usa-brazil-n-korea/30513289/