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HYDROELECTRIC DAMS ENVIRONMENTAL IMPACT
Nashik district floods: Godavari crosses danger mark, 210 people shifted to safer areas- In 2012 and 2013, Maine removed two hydroelectric dams from the Penobscot River; river herring later rose from almost zero to more than six million
- In 1942, America completed Friant Dam and diverted most of the San Joaquin River into farms; a salmon run once numbering nearly 50,000 adults collapsed
- In the 1950s, a Soviet engineer proposed damming the Bering Strait and pumping the ocean to melt the Arctic, a deliberate plan to thaw the top of the world and warm SiberiaA Soviet engineer proposed damming the Bering Strait to warm the Arctic. This ambitious plan aimed to melt ice and change global weather pa...24 Jul, 2026, 05.25 PM IST
- Jammu & Kashmir: Massive damage to power infrastructure in Rajouri in flash floods; restoration work underwayFlash floods in Rajouri have severely damaged local power infrastructure, washing away and damaging many transformers. Power Development De...24 Jul, 2026, 08.33 AM IST
- On a savanna so acidic that experts called it dead, a Colombian community planted a forest of Caribbean pines for resin; under their shade, a rainforest nobody planted came back on its ownA Colombian community transformed acidic land into a thriving rainforest. Caribbean pine plantations, aided by a fungus, initiated this eco...23 Jul, 2026, 06.39 PM IST
- In 2011, the US began tearing down two century-old dams on Washington's Elwha River, the largest dam removal in US history at the time, freeing over 20 million cubic yards of trapped sedimentThe Elwha River dams were dismantled after nearly a century of operation. This significant engineering project restored over ninety miles o...23 Jul, 2026, 05.26 PM IST
- 13 bodies recovered in Sikkim tunnel collapse: NHPCNHPC reports thirteen bodies retrieved from the Teesta Stage-VI tunnel incident. Rescue operations continue round-the-clock for the remaini...22 Jul, 2026, 07.31 PM IST
- Once one of Africa's largest lakes, Lake Chad has lost 90% of its water. Now countries are planning a $50 billion plan to save it?Lake Chad has lost nearly ninety percent of its surface area since the 1960s. This environmental decline severely impacts millions of peopl...22 Jul, 2026, 10.55 AM IST
- Sikkim tunnel collapse: 10 dead, several trapped; rescue operations onTen people died after an under-construction tunnel collapsed due to a landslide. Several others remained trapped inside the tunnel when it ...22 Jul, 2026, 12.37 AM IST
- In 1964, American engineers drew up NAWAPA, a plan to redirect the rivers of Alaska and Canada through the Rockies to water the US desert, re-plumbing an entire continentA 1964 plan proposed moving water from Alaska to the arid American West. This ambitious engineering project aimed for continental water red...21 Jul, 2026, 06.00 PM IST
- NHPC says efforts under way to evacuate personnel trapped in under-construction tunnel in Sikkim projectA disastrous tunnel collapse at Sikkim's Teesta Stage-VI project trapped 25 workers, with initial reports indicating a methane gas explosio...21 Jul, 2026, 05.53 PM IST
- Patel Engineering says its project team helping in rescue efforts at Sikkim tunnel collapse siteA tunnel collapse in Sikkim's Namchi district killed ten people on Monday. Patel Engineering Ltd. is coordinating with rescue forces and lo...21 Jul, 2026, 03.58 PM IST
- Sikkim tunnel accident: NHPC says top management at site as death toll reaches 10Ten people died and twenty-five personnel were trapped after a methane gas burst. The explosion occurred inside an under-construction tunne...21 Jul, 2026, 01.43 PM IST
- All gates of the Salal dam on Chenab river opened amid heavy rain in ReasiSalal Dam gates were opened in Reasi due to heavy rainfall and increased river inflow. This action released excess water and regulated the ...21 Jul, 2026, 09.53 AM IST
- As Lake Chad shrank to a tenth of its size, engineers revived Transaqua: A plan to pipe water 2,400 km from the Congo River to refill it, moving a whole river across a continentLake Chad's water levels have significantly decreased, impacting over thirty million people. Engineers propose Transaqua, a massive canal t...20 Jul, 2026, 05.54 PM IST
- In 1928, a German architect proposed draining the Mediterranean Sea to create a Eurafrican supercontinent Atlantropa. Here's whyHerman Sörgel proposed damming the Mediterranean Sea to create new land. This ambitious Atlantropa project aimed to generate vast hydroelec...18 Jul, 2026, 03.50 PM IST
- How beavers helped a struggling England farm secure a £1 million deal and spark a multimillion-pound revivalA Lincolnshire rewilding project aims to prove nature restoration's profitability. Beavers will be reintroduced to a 1,525-acre farm, trans...16 Jul, 2026, 03.09 PM IST
- Higher monsoon inflows at Hathnikund fail to boost Yamuna's flow; experts warn of ecological impactMonsoon rains increased water inflows at Hathnikund Barrage over the past fortnight. However, most additional water was diverted into canal...16 Jul, 2026, 12.29 PM IST
- In 2016, when river dams trapped Japan's giant salamanders, scientists came up with an unusual solution: building custom ladders instead of removing the damsResearchers in Japan developed special ladderways for giant salamanders to cross river dams. These step-type structures with side walls pro...15 Jul, 2026, 10.23 AM IST
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