There are benefits and downsides to damming rivers.
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Articles on Dams
Displaying 1 - 20 of 57 articles
Nearly 1,800 Brazilian dams are at risk of failure, according to the government. Fixing them is expensive – but ignoring aging dams can have considerable social, economic and environmental costs.
Brazil's new president could clear the way for plans to develop remote areas around the Tapajos River basin over the objections of the indigenous people who live there.
In countries like South Africa which has a big and robust mining sector, tailings need to be managed with extra care.
Standing 240m tall, the Statue of Unity celebrates India's development. But jarringly, it towers over a divisive and environmentally damaging dam project.
When a dam comes down this fall, a team of scientists will be there to track the environmental changes.
Taking millions of gallons of water permanently out of the Colorado River amid a prolonged drought would surely start an interstate fight.
In periods of water stress, farmers need support, research assistance and empathy from governments and competing water users.
The history of the rubber 'boom' reveals why.
The situation in Perth in particular has some parallels to that of Cape Town, but Australian cities responded to the last big drought by investing in much bigger water supply and storage capacity.
Many countries in eastern and southern Africa rely on hydropower for electricity generation and there are plans for several more dams.
The region relies on seasonal flooding, yet energy demand is year-round.
Constructing large dams can provide much needed electricity for Myanmar. But this can also threaten the livelihoods of millions.
As Houston continues to rescue residents whose homes were ruined, it also begins to deal with issues related to contaminated floodwaters and overflowing reservoirs. It won't be easy.
The American Society of Civil Engineers gives US infrastructure a D+. What is it that we're doing wrong?
Dams are once again being recognised as important key contributors to a prosperous and sustainable future.
If the river islands are bombed away and if the riverscape is engineered into something more like a large artificial canal, then endangered species face extinction.
A reliable water supply from Australia's mountain catchments depends on intact and functioning ecosystems.
Old and degraded infrastructure costs the United States money and puts lives at risk. A civil engineer describes some innovative ways to measure risks and prioritize repairs.
For a small price, Donald Trump could score the easy win he's been waiting for.
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