Study could lead to paradigm shift in organic solar cell research

Read the full story in R&D Magazine. Stanford scientists may have resolved a debate over how organic solar cells turn sunlight into electricity. The question: What causes electron-hole pairs (excitons) to split apart? The likely answer: A gradient at the solar cell interface between disordered polymers and ordered buckyballs splits the exciton, allowing the electron …

The ‘retrofit triangle’

Read the full story in Sustainable Industries. Every successful resource efficiency retrofit involves an ongoing integration of three normally distinct and separate functions: operations, technology and finance. In spite of all of the tangible benefits that can be attributed to the greening of existing buildings, finance and operations typically operate within silos and the collaboration …

“The Next Play” National College Sustainability in Sports Initiative

Read the full post at NRDC Switchboard. Today, Davidson College launched a national initiative, entitled The Next Play, which aims to use the wide-reaching influence of sports to inspire progress around sustainability. The Next Play initiative is comprised of two flagship events at the national scale: a sustainability in sports venture pitch tournament and a …

Portland’s Testing a Greener Kind of P3

Read the full story in Governing. Online crowdfunding has been around for a little while. But it’s a new approach for governments, especially for environmental projects. Since the recession, revenue has primarily supported essential services; there hasn’t been extra for new parks, energy-efficient retrofits or renewable energies. So states and localities have had to get …

21 shocking U.S. food waste facts

Read the full story in Sustainable Industries. We’ve all done it at one point or another: throwing away food because we forgot about it and it went bad, or because we bought too much and now it’s past its shelf life. In fact, 40% of food in the United States is never eaten and $4 …

Turmoil at climate talks as blame game heats up

Read the full story in R&D Magazine. Rich and poor nations are struggling with a yawning rift at the U.N. climate talks as developing countries look for new ways to make developed countries accept responsibility for global warming—and pay for it. With two days left, there was commotion in the Warsaw talks Wednesday after negotiators …

Energy savings in 3-D

Read the full story in R&D Magazine. Researchers at the U.S. Dept. of Energy (DOE)’s Oak Ridge National Laboratory (ORNL) are working with aircraft makers to determine energy savings through the use of additive manufacturing, also known as 3-D printing. Sachin Nimbalkar and his ORNL colleagues are printing airplane parts to show additive manufacturing’s potential …