Binor Kumar Chaudhary, a leading industrialist and President of the Chaudhary Group of Industries has pointed out that a proper use of hydropower of Nepal could make crucial contribution to the energy deficient SAARC subscontinent and to the problem of global warming. Chaudhary pointed out this while presenting a paper on "developing national and reginal power grids" in a two-day long Energy meet held here from March 6-8.