A massive flood of mud, water and debris swept through villages on both sides of the border between Nepal and China, killing more than 360 people and leaving nearly 1,450 missing as rescue teams raced to reach communities cut off by destroyed roads and bridges.
A growing crisis of water scarcity, waste management, and environmental degradation in the Himalayan region has prompted urgent calls for action from science and policy experts.
The leaders of Scotland, Wales and Northern Ireland have signed a joint memorandum calling for constitutional change, asserting their nations' right to determine their own futures.
