The commitment to reduce greenhouse gas emissions should be allocated based on countries' historic responsibility for the emissions. This logic was recognized early on in climate negotiations. But the countries are still disputing how it should be interpreted and applied.
The U.S. Environmental Protection Agency (EPA) today announced the nominations for the 2013 Presidential Green Chemistry Challenge Awards for companies and institutions that can design chemicals or a new product that help protect public health and the environment.
Solar geoengineering is a proposed approach to reduce the effects of climate change due to greenhouse gasses by deflecting some of the sun's incoming radiation. This type of proposed solution carries with it a number of uncertainties, however, including geopolitical questions about who would be in charge of the activity and its goals. New modeling work shows that if a powerful coalition ever decided to deploy a geoengineering system, they would have incentive to exclude other countries from participating in the decision-making process.
The robustness of food webs of Arctic and Antarctic ecosystems has been compared for the first time, revealing that global warming can affect the biodiversity of these ecosystems in different ways despite the similarities between them.
Today the Solar Energy Industries Association (SEIA) launched the U.S. Solar Heating and Cooling Alliance (SHC Alliance). The Alliance will focus on growing the solar heating and cooling market through reducing barriers and advocating for policies on the federal, state and local levels.
The REN21 Renewables Global Futures Report (GFR) is a pioneering publication that provides access to the range of credible possibilities on the future of renewable energy. The report is based on interviews with over 170 leading experts around the world and the projections of 50 recently published scenarios. The report can serve as a tool for dialogue and discussion on future options, and compliments well the REN21 Renewables Global Status Report.
China will proactively introduce a set of new taxation policies designed to preserve the environment, including a tax on carbon dioxide emissions, according to a senior official with the Ministry of Finance.
A new report finds that proactive investments increasing efficient water use and re-use will both address growing problems associated with drought, flooding, and contamination and create jobs in a wide range of professions.