Gratuito fino al 27 agosto (è in inglese).
Special Section: Scaling Up Alternative Energy
In the 13 August 2010 issue, Science explores worldwide efforts to develop clean, renewable alternatives to fossil fuels. News stories highlight some of the challenges associated with making this energy transition, Perspectives take an in-depth look at how researchers hope to scale up biofuels development, and a Review discusses a two-stage approach for expanding nuclear power generation. An all-energy podcast features interviews with authors of the special section.
Science is making access to this special section FREE until 27 August 2010. A simple registration is required for non-subscribers, except for items marked with , which have unrestricted access.