Despite their promise, non-conventional sources face hurdles:

"Non-Conventional Energy Sources" by G.D. Rai argues that shifting from fossil fuels to renewable sources like solar, wind, and biomass is essential for sustainable development and energy security. The text highlights that while these technologies offer minimal pollution, overcoming challenges like high initial costs and energy storage is crucial for adoption. Explore the document directly on Non-Conventional Energy Sources by G D Rai | PDF - Scribd