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A summary of the main methods you should use to monitor for particulate matter in ambient air.
Formerly part of M18, technical guidance for industrial plant operators (and their contractors) who monitor effluent discharges to water and sewer.
Survey of the literature on the sustainability of rural community-managed water supply systems with a focus on Africa
Cutting-edge technology being used to help prepare for future droughts
American viticultural area
Trends driving growing demand for food imports to the Middle East North Africa (MENA) region
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