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But despite this, knowledge about the impact of climate change on groundwater quantity and quality is limited.
UNESCO: THEMES
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In developing the thematic area, UNESCO is a leader in the areas of: transboundary surface and groundwater, water quality, integrated water resource management and climate change adaptation and water.
UNESCO: at the Sixth World Water Forum
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The degradation of water quality in surface and groundwater systems is further exacerbating water scarcity and negatively impacting our natural environment and the ecosystem services and goods that it provides, jeopardizing food security and livelihoods.
UNESCO: World Water Day 22 March 2010: Clean Water for a Healthy World
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Even in areas with no nearby oil and gas drilling, the water quality in some aquifers changes naturally, groundwater experts say.
NPR: Cause Of Off-Color, Fetid Water Eludes Pa. Town
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The degradation of water quality in rivers, streams, lakes, and groundwater systems has a direct impact on ecosystems and human health.
UNESCO: World Water Day 22 March 2010: Clean Water for a Healthy World
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Mike was a pioneer in the study of groundwater as an archive of past climate change and his research provided seminal scientific advances on controls on water quality in regional aquifers, recharge over time and space.
UNESCO: In Memoriam: Professor W. Mike Edmunds