SciDev.net: What “green economy” means to different countries was discussed by representatives from more than 40 countries at a meeting held 3–4 October in New Delhi, India. Developed countries tend to focus on a low-carbon growth model, even it if involves high-end, costly technologies, whereas developing countries are more likely to aim for a sustainable, natural-resource-based model. Other topics included integrating food and energy security with green economy strategies and barring developed countries from imposing “green protectionism,” or trade barriers, on goods whose production is based on high-carbon-emission technologies. The event was one of several that will lead up to the major United Nations conference on sustainable development, Rio+20, set to take place in June 2012.
The finding that the Saturnian moon may host layers of icy slush instead of a global ocean could change how planetary scientists think about other icy moons as well.
Modeling the shapes of tree branches, neurons, and blood vessels is a thorny problem, but researchers have just discovered that much of the math has already been done.
January 29, 2026 12:52 PM
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