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RIVER HERRING POPULATION RECOVERY
Heavy rains swell rivers in J&K- 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 1984, Libya began building a 4,000-kilometer “river” beneath the Sahara; decades later, the incomplete network still supplies millions with waterLibya's massive underground pipeline system faces ongoing challenges and remains incomplete. This ancient water source is not being repleni...24 Jul, 2026, 05.53 PM IST
- In 1900, Chicago made its river flow backward to keep sewage out of Lake Michigan, redirecting the water toward the Mississippi Basin insteadChicago reversed its river flow in the late 1800s to protect its drinking water. This engineering feat sent waste away from Lake Michigan a...24 Jul, 2026, 05.51 PM IST
- Heavy rainfall inundates parts of Surat rural; Kim River in spate, traffic disruptedHeavy rainfall has caused significant waterlogging in rural South Gujarat areas. The Kim River overflowed, disrupting traffic and entering ...24 Jul, 2026, 01.18 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
- 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
- Not a crocodile or alligator: Massive 10-feet-long lizards, world's second largest, roam in India's SundarbansIAS officer Sanjay Kumar highlighted the Asian water monitor and Bengal monitor thriving in the Sundarbans. The Asian water monitor, the wo...23 Jul, 2026, 02.53 PM IST
- In 1889, British engineers built a bridge where the Ganga Canal flows above a river. This cement-less marvel in UP still works after 130 yearsAn ancient aqueduct in Kasganj amazes visitors with its unique design. A river flows beneath while a canal runs directly over its structure...22 Jul, 2026, 04.43 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
- 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
- For decades, the Soviet Union planned to reverse the flow of Siberia's mighty rivers, turning them south to water Central Asia, one of the largest schemes ever seriously proposedA Soviet engineering dream aimed to reverse Siberian rivers for Central Asian agriculture. This ambitious plan involved studying over 120 i...20 Jul, 2026, 05.56 PM IST
- In 1928, Henry Ford carved a slice of small-town America into the Amazon rainforest to grow his own rubber, a jungle city called Fordlândia that the forest quietly swallowed wholeHenry Ford established Fordlândia in Brazil to secure rubber supplies for his company. He built an American-style town, imposing strict rul...20 Jul, 2026, 05.53 PM IST
- In 2019, scientists mounted speakers playing a healthy reef's sounds over dead coral and watched fish move back in: an experiment now being built into a tool to help restore dying reefsScientists are using underwater speakers to play healthy reef sounds. This acoustic enrichment attracts twice as many juvenile fish to dead...18 Jul, 2026, 05.34 PM IST
- Yamuna loses 90% water flow in Delhi: Okhla and ITO barrages linked to river narrowing to 32% of its 1799 width; Delhi University study maps 200-year changeA study by geologists from Delhi University and IISER Bhopal has found that the Yamuna's average width in Delhi has shrunk by 68% since 179...18 Jul, 2026, 03.27 PM IST
- In 1980, one of America's worst volcanic eruptions flattened this land. Now, 58 beavers have brought it back to lifeBeavers have revitalized a Mount St. Helens wasteland into a thriving wetland. These industrious rodents created a vibrant ecosystem after ...17 Jul, 2026, 08.29 PM IST
- Assam floods: Over 37,000 affected in 6 districtsAssam floods have affected over thirty-seven thousand people across six districts. One flood-related death has been reported in the Sonitpu...16 Jul, 2026, 12.23 AM 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
- France powers down nuclear reactors over heatwaveFrance's main energy provider shut down three nuclear reactors. Eight other reactors are operating at reduced power due to extreme heat. Th...12 Jul, 2026, 09.31 PM IST
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