Research shows a small increase in stratospheric ozone after the restrictions of the Montreal Protocol were established.
The American Society of Heating, Refrigerating and Air-Conditioning Engineers wants to strengthen the requirements for natural ventilation in high-rise residential buildings.
Researchers tested taxi drivers before, during, and after the 2008 Beijing Olympics for their heart rate variability in response to varying levels of particulate matter pollution.
Association says company is committed to the environment and recycling of products.
Company expects to have plenty of water for the future.
The city failed to meet effluent limits for ammonia and nitrogen.
Next year's conferences will be co-located in Nashville, Tenn.
Temperature and photosynthetic active radiation are the most important variables in determining what future forests might look like, according to the study.
EPA Administrator Lisa Jackson signed the Final Mandatory Reporting of Greenhouse Gases Rule yesterday.
The list features cities in Colorado, Georgia, Maine, Massachusetts, New York, Oregon, Washington, and Wisconsin.
CH2M Hill employee and facility design win honors at annual WateReuse symposium.
Two non-utility and three utility green power suppliers were recognized at the Renewable Energy Markets Conference.
A baffled bioreactor uses baffles to create an intermediate settling chamber for sludge return and to treat water to a level suitable for use in toilet flushing and car washing.
Australian team created a hook that allows longline vessels to set it underwater, which helps minimize seabird deaths.
The authority has identified projects involving solid waste management, water supply, waste to energy, and renewable energy projects.
EPA is engaging Boys & Girls Clubs and Parent Teacher Organizations Today to make a few small changes that will help combat global warming.
Alliance will provide integrated water management solutions, including wastewater collection, water treatment, reuse and distribution, and energy from biogas services.