Climate & Environment
Soot darkens Himalayan snow so it absorbs more sunlight and melts faster — a second, faster-acting driver of glacier loss alongside warming, and the…
By Laxman Rawal · Aug 27, 2026
On a clear spring morning above Namche the peaks stand sharp against a hard blue sky. By early afternoon the same view has often gone milky — the ridgelines soften, the light turns flat and grey, and a pale haze pools in the valleys below. That haze is not…
Travel Himalaya Nepal · News
Black carbon is not a gas but a particle. According to Wikipedia's survey of the science, it is "the light-absorbing refractory form of elemental carbon" produced by incomplete combustion — the highly absorbing component of ordinary soot. Burn any carbon fuel…
Travel Himalaya Nepal · News
Fresh snow is one of the brightest natural surfaces on Earth. It bounces most of the sunlight that hits it straight back to space, which is why high snowfields stay frozen even under a fierce mountain sun. Scientists measure that brightness as albedo…
Travel Himalaya Nepal · News
The sources are ordinary and everywhere across South Asia. Global emission inventories cited by Wikipedia break black carbon down roughly like this: China and India together account for an estimated 25—35 per cent of the world's black carbon. In winter the…
Travel Himalaya Nepal · News
Here is the hopeful part. Carbon dioxide, once released, warms the planet for a century or more, so even aggressive cuts take decades to bite. Black carbon is different: it falls out of the sky within days to weeks. Wikipedia's summary calls reducing it "the…
Travel Himalaya Nepal · News
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