Eventually reduced rainfall hit much of Australia thanks to El Niño.
From floods to drought, fire to famine, the 2015-16 El Nino has had a global impact.
Flooding in Houston, April 18, 2016.
Extreme weather has an outsized impact on everyday life. Focusing on average weather patterns may make Americans dangerously complacent about how climate change is already affecting our lives.
Tokyo International Youth Hostel.
Long-term drought and water shortages in many parts of the U.S. are spurring interest in ways to reuse graywater -- the water that drains from sources such as showers, bathtubs and washing machines.
Oroville Dam in California, where water levels had fallen 30% by 2014.
Dam image from www.shutterstock.com
California's drought is dragging on into its fifth year. What can the state learn from Australia's 15-year millennium drought?
Lake Mead in Arizona – water demand is outstripping supply in the Southwest as the weather has gotten warmer and the population has grown.
The U.S. Southwest drifted into a drier state during the last 35 years due to fewer rain-producing weather patterns and hotter temperatures.
Here come the rains to Hollywood and Southern California.
The flood-control infrastructure built to weather heavy rains in Los Angeles sends runoff to sea – a poor design for drought-worried California.
Raging – and costly.
US National Parks Service
Federal agencies pay much of the cost to fight forest fires, which means taxpayers are subsidizing the risky practice of building more homes at the wildland-urban interface.
Comparison of Sierra Nevada snowpack in 2015 v 2010.
According to scientists, tree-ring analysis shows that California drought is the worst it has been in 500 years.The study underscores the severity of current drought and the challenges of future water management in the state.
Storm clouds for California?
El Niño explained: how it works, what a mega El Niño this year could bring and how global warming might affect future El Niño-driven weather patterns.
Storms coming? El Niño is projected to lead to much-needed rain in California next year.
El Niño is expected to bring heavy rains to drought-stricken California, but more rain alone won't solve the West's water crisis.
Really dry: a Colorado River aqueduct in southern California.
Historical analysis shows that natural forces are behind California’s drought, but global warming has contributed 8%-27% to the drought’s severity.
People in the Philippines have been warned to brace for wet and wild weather, as this year’s El Nino shapes up to be the strongest since 1998.
EPA/RITCHIE B. TONGO/AAP
The seesaw between El Niño and La Niña is set to get stronger with global warming. Signs are that this year and next will deliver a big swing from one to the other, prompting fires and floods across the world.
In a hotter, drier West, who, besides fish, will be most harmed?
James Marvin Phelps/flickr
Hydrologists, climate scientists and policymakers are beginning to grapple with a difficult question: who will be affected most by longer and more frequent droughts?
Historic: weather patterns similar to what’s causing the drought in California are happening in Brazil.
The same persistent weather pattern bringing hot, dry conditions to California is likely connected to a punishing drought in the Sao Paulo area in Brazil.
How low can it go? The Hoover Dam in May.
As California enters another hot dry summer, policymakers from water and electric utilities are looking at ways to preserve these interdependent resources.
California’s heavy reliance on groundwater is raising worries.
General Physics Laboratory (GPL)
Can California – and its massive agriculture industry – endure the drought without destroying its groundwater resources?
The de-greening of America.
Americans love their lawns but are lawns good for America, particularly in drought-stricken areas? A look at our grassy love affair and what might be better alternatives.
Universities on the leading edge.
With emergency water rationing in place, how are universities – and other major water consumers – going to conserve?
A broken paddle on parched earth, one result of four years of drought in California.
What explains the unusually dry and warm weather that's behind California's prolonged drought? And how is climate change contributing?
More land than water: almond trees account for 10% of the state’s water reserves, according to some estimates.
California is blessed with so much agricultural land that no matter how much the state conserves or produces, there will also be an economic incentive to consume more water.