The development of light emitting diodes (LEDs) was heralded as a quick fix to excessive energy consumption.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/scientists-develop-new-earth-friendlier-leds
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/nature-world-news
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/science-and-technology
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/leds
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy-efficiency
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/scientists
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/china
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/taiwan