SUMMARY
Rescue workers continue to scour muck-filled ravines and valleys to look for survivors two days after a glacier burst followed by flash floods left over 165 missing and claimed over 31 lives in Uttarakhand.

Rescue workers continued to scour muck-filled ravines and valleys in their pursuit to look for survivors two days after a glacier burst followed by flash floods left over 165 missing and claimed over 31 lives. (Image: Reuters)

Union Home Minister Amit Shah said on Tuesday that a landslide triggered the snow avalanche leading to the tragic incident. (Image: Reuters)

One of the rescue efforts is focused on a tunnel at Tapovan-Vishnugad project where more than three dozen workers have been out of contact since the flood occurred on Sunday. Rescuers are using machine excavators and shovels to clear sludge from the tunnel in an attempt to reach the workers whose chances for survival look slim. (Image: AP)

The disaster was set off when part of a glacier on Nanda Devi mountain snapped off on Sunday morning. Scientists have gone to the site to investigate what caused the break and the flash floods — possibly an avalanche or a release of accumulated water. (Image: Reuters)

More than 2,000 members of the military and paramilitary groups and police are taking part in search-and-rescue operations. (Image: AP)

Experts say climate change may be to blame since warming temperatures are shrinking glaciers and making them unstable worldwide. (Image: AP)

The ecologically sensitive Himalayan region is prone to flash floods and landslides. Back in 2013, over 6,000 people were killed in floods which were triggered by the heaviest monsoon rains in decades in the region. (Image: AP)