Brewing thunderstorm in the dessert area of the Karoo in South Africa.
Trends across the different rainfall zones can be linked to changes recorded for large-scale climate systems.
AAP Image/Dan Peled
To fully understand why droughts begin, persist and end, we need to answer the question: where does Australia’s rainfall come from? It may seem basic, but the answer isn’t so simple.
The report by the World Meteorological Organisation shows that with large and rapid emissions cuts, we can still avoid the most severe climate change. But worryingly, we also have time to make it far worse.
A woman wades into flood waters in Calgary, Alta., on June 14, 2020, after a major hail storm damaged homes and flooded streets.
THE CANADIAN PRESS/Jeff McIntosh
Climate change has boosted the likelihood of heavy rainfall, hailstorms, flooding and drought seen in some parts of the world. What does the future hold?
High-efficiency showerheads save water and energy.
mppix/iStock via Getty Images
The Trump administration is rolling back a regulation that requires showerheads to conserve water, which saved owners an average of US$70 and nearly 3,000 gallons of water yearly per showerhead.
Researchers have collated measurements made by satellites, field sensors and people, to get a picture of the nature’s recovery while we’ve been in lockdown.
Extreme wildfires can fuel tornadoes, creating erratic and dangerous conditions for firefighters.
David McNew/Getty Images
Persistent heat waves and dry lightning are part of the problem. For firefighters, the erratic behavior gets dangerous quickly.
Downpours in eastern Australia this year have been good for crops and some dams. But when it comes to drought, Australia is not out of the woods yet.
A farmer inspects the soil after weeks of drought. June 3 2020.
Farmer interviews offer a rich and detailed perspective on extreme weather and climate change.
Auckland’s extreme drought and the rapid retreat of glaciers in the Southern Alps both highlight how important long-term observations are for water management policy and planning.
Examining old vegetation sediments to learn about shifting weather patterns and climate change.
A communal hand pump in Ethiopia.
Neglecting existing communal water supplies risks leaving many of the most vulnerable and remote communities unserved.
The findings point to how Australia’s most important river system might be altered by future sea level rise.
Welsh mountain sheep face an uncertain future.
Recent summers have offered a taste of things to come for Welsh farmers.
AAP Image/Dave Hunt
It’s more freshwater than what the population of the Greater Sydney region uses, but finding this out wasn’t easy.
The disasters have come one after another. While they may not be entirely preventable, we can take many practical steps tailored to local needs and conditions to reduce the impacts on our cities.
A fire burns in Squamish, B.C. on April 16, 2020.
THE CANADIAN PRESS/HO-Felix McEachran Mandatory Credit
Unstable funding, social distancing and the likelihood that other countries won’t be able to help — these all raise the potential of a nightmarish scenario.
Other existential risks include the decline of natural resources (particularly water), human population growth beyond the Earth’s carrying capacity, and nuclear weapons.
Dean Lewins/ AAP
There’s little transparency or clarity about how much water states are allocated. This failure in communication and leadership across such a vital system must change.
The report reveals the worst environmental conditions in many decades, if not centuries.