River deltas are threatened by more than climate change – leaving hundreds of millions of people at risk
The world’s coastal deltas are home to hundreds of thousands of people – but they’re now under threat.
Dec. 12, 2023 • ~7 min
The Rio Grande isn't just a border – it's a river in crisis
When the Rio Grande figures in US news reports, it’s usually in relation to stories about immigration, drug trafficking or trade. But the river is also an important water source – and it’s shrinking.
Oct. 24, 2023 • ~10 min
What is seawater intrusion? A hydrogeologist explains the shifting balance between fresh and salt water at the coast
Saltwater intrusion is bad for human health, ecosystems, crops and infrastructure. Here’s how seawater can move inland, and why climate change is making this phenomenon more frequent and severe.
Oct. 11, 2023 • ~8 min
As climate change warms rivers, they are running out of breath – and so could the plants and animals they harbor
When water warms, it holds less oxygen, and this can harm aquatic life and degrade water quality. A new study finds that climate change is driving oxygen loss in hundreds of US and European rivers.
Sept. 14, 2023 • ~6 min
What Arizona and other drought-ridden states can learn from Israel's pioneering water strategy
Arizona is considering a multibillion-dollar desalination project to address its urgent water needs. Three water experts call for a go-slow approach and point to Israel as a role model.
Sept. 12, 2023 • ~9 min
Invasive species cause billions of dollars in damage worldwide: 4 essential reads
According to a new UN report, invasive species do more than US$423 billion in damage worldwide every year. Four articles explore examples, from mollusks to poisonous fish.
Sept. 6, 2023 • ~7 min
Why the UK government is relaxing rules for river pollution
Developers will no longer have to offset nutrient pollution from new housing projects – the UK government say this won’t degrade water quality.
Sept. 1, 2023 • ~7 min
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