Optimizing Energy Savings from Direct-DC in U.S. Residential Buildings

Download the document. An increasing number of energy efficient appliances operate on direct current (DC) internally, offering the potential to use DC from renewable energy systems directly and avoiding the losses inherent in converting power to alternating current (AC) and back. This paper investigates that potential for net-metered residences with on-site photovoltaics (PV) by modeling …

THE HUNDRED BILLION DOLLAR BONUS: Global Energy Efficiency Lessons from India

Download the document. At a time when India and other nations are grappling with myriad energy-related challenges, including unstable, costly power sources and growing greenhouse gas emissions, energy efficiency offers an alternative at a fraction of the cost of other new sources of energy. A consortium of leading Indian regulators, nongovernmental organizations, and international experts …

Carbon dioxide from water pollution — as well as air pollution — may adversely impact oceans

Read the full story from the American Chemical Society. “Eutrophication Induced CO2 Acidification of Subsurface Coastal Waters: Interactive Effects of Temperature, Salinity, and Atmospheric PCO2” Environmental Science & Technology For the abstract, contact newsroom@acs.org. Carbon dioxide (CO2) released into the oceans as a result of water pollution by nutrients — a major source of this …

“Sweet” chemicals from a “green” raw material

Read the full story from the American Chemical Society. “Biobased Summer” Chemical & Engineering News The biobased world’s traditional focus on producing fuels for cars, trucks and aircraft is quietly undergoing a major transition this summer toward production of chemicals needed for manufacture of hundreds of different consumer products, according to an article in the …

Green chemistry: Cancer research yields nylon?

Read the full story in the Los Angeles Times. Cancer researchers at Duke University Medical Center in Durham, N.C., have been studying the DNA in tumors called glioblastomas — hoping, ultimately, to help find a cure for the disease. They haven’t found that yet, but they may have come across something else scientists are seeking: …

Date palm juice: A potential new “green” anti-corrosion agent for aerospace industry

Read the full story from the American Chemical Society. “Anti-Corrosive Properties of Date Palm (Phoenix dactylifera L.) Fruit Juice on 7075 Type Aluminium Alloy in 3.5% NaCl Solution” Industrial & Engineering Chemistry Research The search for a “greener” way to prevent corrosion on the kind of aluminum used in jetliners, cars and other products has …

Pets share our environment and our diseases; doctors and vets investigating risks

Read the full story at Environmental Health News. Pet owners share their homes, their exercise habits and sometimes even their food with their four-legged companions. And increasingly, they are sharing the same diseases: Dogs and cats suffer from obesity, diabetes, heart disease, cancer, thyroid disorders and asthma, just like humans. Now researchers are examining the …