Dengue Fever Expands Into High Himalayas as Climate Change Warms Nepal
As Nepal’s mountains warm, disease-bearing mosquitoes are expanding their range into high-elevation areas, bringing dengue fever to densely populated regions that were previously safe. The virus has now reached 76 of the country’s 77 districts, marking a dramatic shift in the geographic footprint of insect-borne illnesses driven by climate change and rapid urbanization.