February 2nd, 2016 by Glenn Meyers Citing economics, RattanIndia Power Ltd., a leading developer of coal-fired power plants in India, plans a switch to solar for an 800-acre (324-hectare) site in Punjab. According to BloombergBusiness, the company had earmarked the site for another thermal plant, but now says “the economics of photovoltaics are more attractive.” This will hopefully expand the emphasis countries like India, Vietnam, and China are making to switch to renewable energy instead of coal.…