Where did the Earth’s oxygen come from? New study hints at an unexpected source
Some of Earth’s early oxygen came from tectonic sources via movement & destruction of crust
Flash floods are man-made
Environmental geologist K S Valdiya lives in Uttarakhand and keeps a tab on the changing geological processes in the Himalayan region. He was …
On road to recovery
Nepal has banned new constructions till it formulates a fresh building code. Emerging threat of landslides compounds its troubles
Teesta dams: A recipe for disaster?
The Gujarat 2001 earthquake drove home the point that cities built on river alluvium and sand are likely to suffer maximum damage from an …
Odisha’s soil leads to landmark discovery about early life evolution
A paleosol from India is telling us that there was a short-lived pulse of atmospheric oxygenation and this occurred considerably earlier than …
After 7.9 shock
The earthquake that shook Nepal and northern India underscores the urgency to understand the seismicity of the Himalayas and to improve the …
The southern connection
Building up of ice sheets in the far north might be due to strong currents in the South Atlantic
Within the Earth's guts
The answers to puzzling climatic phenomena may lie inside the Earth and not just in the atmosphere and the sea
Crossroad
nitin sethi visits Arunachal Pradesh and finds the Apatani grappling with stereotypes and change
On the trail of tsunami
Since the 2004 tsunami, scientists have moved closer to understanding and predicting its trigger, the tectonic earthquake. Are governments …
Rebuilding Uttarakhand: experts deliberate action plan
Participants at a workshop emphasise on implementation of recommendations while framing future development policy for the state; earlier expert …
Passive neighbour
India remains indifferent as China builds dams on upper reaches of Brahmaputra
Himalaya's human face
HIMALAYA LIFE ON THE EDGE OF THE WORLD·David Zurick and P P Karan·John Hopkins University Press Baltimore and London·1999&…
The cold rush
What has India got to show after 20 years on the Antarctica research bandwagon? Lack of focus
Brace for more extreme weather events in Himalayas, warn experts
Maximum temperatures in mountain region may rise by 0.5°C to 2.5°C, says state action plan on climate change
Mining effect: Aravalli gets new lakes
Deep digging in the mountain range for minerals has ruptured aquifers that now water mining pits
MoEF clears mining in 36 new sand reaches in Andhra
Move effectively overrules high court stay; approved sand reaches fall in districts acutely affected by overexploitation of river sand
When mining interests prevail over SC order
Uttar Pradesh where IAS officer Durga Shakti got suspended after taking on politicians involved in sand mining is not the only state to bypass …
Kudankulam meltdown
The spectre of Fukushima continues to haunt the world, forcing governments in most parts of the globe to rethink their plans to tap this …