How city roads trap migrating fish

A recent US study found tyre chemicals were polluting rivers and poisoning migratory salmon.

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fish water-pollution cars rivers roads urban salmon streams freshwater motorways eels urbanisation

Muddying the waters: rock breakdown may play less of a role in regulating climate than previously thought

The weathering of rocks at the Earth’s surface may remove less greenhouse gases from the atmosphere than previous estimates, says new research from the

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geology climate-change carbon-emissions carbon river

Muddying the waters: rock breakdown may play less role of a role in regulating climate than previously thought

The weathering of rocks at the Earth’s surface may remove less greenhouse gases from the atmosphere than previous estimates, says new research from the

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geology climate-change carbon-emissions carbon river

Flooding can help resurrect wetlands and slow climate change – here's how

Flooding isn't always destructive – it can be part of our toolkit for restoring ecosystems.

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biodiversity flooding rivers wetlands freshwater natural-climate-solutions floodplains

A few heavy storms cause a big chunk of nitrogen pollution from Midwest farms

New research shows that one-third of yearly nitrogen runoff from Midwest farms to the Gulf of Mexico occurs during a few heavy rainstorms. New fertilizing schedules could reduce nitrogen pollution.

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climate-change agriculture rainfall nitrogen gulf-of-mexico us-midwest nutrient-pollution corn fertilizer sustainable-agriculture dead-zones fertilizer-runoff heavy-rainfall mississippi-river

Invasive species: why Britain can't eat its way out of its crayfish problem

We found that signal crayfish traps tend to catch larger males, letting the bulk of the population go free.

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biodiversity rivers endangered-species freshwater-biology invasive-species crustaceans

Pollutants banned for over 30 years linger in UK rivers – our wildlife is the evidence

The ghosts of our industrial and agricultural past continue to haunt freshwater ecosystems today.

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pollution rivers industrial-pollution freshwater-biology environment-agency freshwater chemical-pollution

Moving delta rivers to bring floods to new places

Climate change will bring river avulsion, or jumping course, farther inland, predict researchers. It could mean floods in places that haven't had to worry.

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climate-change floods rivers earth-and-environment sea-levels

A proposed mine threatens Minnesota's Boundary Waters, the most popular wilderness in the US

Conservation or copper? A proposed mine in northern Minnesota pits industrial jobs against a thriving outdoor economy.

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conservation forests water-pollution fishing donald-trump-administration mining rivers minerals outdoors lakes copper wilderness us-forest-service minnesota sonny-perdue camping

Environmentalist Dr Stephen Marsh-Smith dies aged 69

Environmentalist Dr Stephen Marsh-Smith also led efforts to establish a network of river trusts.

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environment fishing cardiff talgarth llandaff river-wye lisvane warrington