The battle over use and ownership of municipal land and nature reserves on the eastern escarpment is complicated further by limited water resources.
The 600km trip from Manali to Leh in India is a tough – even hellish – ride at times, but the scenery and people make it all worthwhile.
The effects of climate change are accelerating and the collapse of mitigation trade has implications for emissions reduction.
Is the clean development mechanism working? Crispian Olver gives a view of a debate that is relevant in developed and developing countries