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Climate change effects on groundwater resources are, therefore, closely linked to other global change drivers, including population growth, urbanization and land-use change, coupled with other socio-economic and political trends.
UNESCO: Climate Change Effects on Groundwater Resources: A Global Synthesis of Findings and Recommendations | United Nations Educational, Scientific and Cultural Organization
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It also examines a range of subjects, including population growth, climate change, altered ecosystems, food production, health, industry and energy, as well as biofuels and the importance of underground aquifers.
UNESCO: MEDIA SERVICES
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Tourism is creating other problems for the local environment, too, including increased population density, over-dependence on wood as a fuel and construction source and the overgrazing and cutting of mountain slopes to feed livestock.
BBC: Everest's growing problem