Eyeing the rising environmental concerns, using alternative sources of energy optimally has become significant. Technological advancements have played a vital role in devising bio-based products to eliminate dependability on conventional sources. Changing customer preferences, demand for recyclable products, and discovery of underground deposits are factors driving the industry. Businesses are investing in R&D activities to innovate and develop new products & services that use renewable and environment-friendly energy sources. Allied Market Research has published variety of reports on renewable & alternative energy sources markets that would aid businesses & investors to understand the worldwide scenario.