India warming: what trends show

Context: In a statement issued Wednesday, the India Meteorological Department (IMD) said 2018 was the sixth warmest year on record, with the average temperature over India being “significantly above normal”. Experts say the increase in temperatures is likely to lead to more extreme weather events. The five warmest years on Read More …

What warmer oceans mean for the planet?

Context: Our oceans are much warmer than we previously thought, according to a new study. They are also heating up faster than was believed, driven by climate change caused by humans. The study, published this week in the journal Science, showed that the world’s oceans have got much warmer since the Read More …

Ground Water Extraction Guidelines

Context: In order to comply with various directions of the Hon’ble NGT and to address various shortcomings in the existing guidelines of ground water extraction, the Central Ground Water Authority, Ministry of Water Resources, River Development and Ganga Rejuvenation on 12th December 2018 notified revised guidelines for ground water extraction vide Read More …

RIMES terms Titli cyclone ‘rarest of rare’

Context: The Regional Integrated Multi-Hazard Early Warning System (RIMES) for Africa and Asia, a 45-nation international organisation on disaster warning, has termed ‘Titli’, the severe cyclonic storm that devastated Odisha in October, as ‘rarest cyclone’. Details of the report: More than 200 years of cyclone track history in the Odisha Read More …

Do not disturb this Andaman island

Context: After 12 years, the Sentinelese have again rejected external contact in the most emphatic way possible. In 2006, two fishermen went harvesting crabs illegally off North Sentinel Island and did not return. Last week, American John Allen Chau made a landing with the help of some local people — Read More …

Drought: When, and how, does a state govt declare one?

Context: Large parts of Maharashtra are reeling under drought, aspects of which are being reported in the ‘Dry Wave’ series of this newspaper. While the word ‘drought’ usually brings to mind a period of unusually dry weather, crop damage and water supply shortages, there are guidelines in place for a Read More …

Water ATMs may help in bridging safe water gap

Context: For thousands of communities across India, the process of getting drinking water is now the same as the process of getting cash: they head to an ATM. Facts: With 82 crore people who still do not have access to piped water and 70% of water in the country contaminated by pollutants, Read More …

Indian monsoons influence Atlantic hurricanes: study

Context: Strong monsoons in the Indian Ocean can induce easterly winds that push Atlantic Ocean hurricanes westward, increasing the likelihood they will make landfall in the Americas, according to a study. About the Study: In years where summer rainstorms in India are stronger, Atlantic hurricanes move further westward towards land. Read More …

Earth’s inner core is softer, a study reveals

Context: Contrary to the fact the Earth’s inner core is solid, researchers from Australian National University (ANU) have found that it is comparatively softer. In a groundbreaking discovery, Associate Professor Hrvoje Tkalcic and PhD Scholar Thanh-Son Pham are confident that the earth’s inner core is solid. Facts about the inner Read More …

India’s neglected groundwater crisis

Context: India’s over-exploitation of groundwater is contributing to—as stated by NITI Aayog—“the worst water crisis in its history”.  World Water Development Report: Groundwater is one of the most important water sources in India accounting for 63% of all irrigation water and over 80% of the rural and urban domestic water Read More …