TY - BOOK AU - Tasneem Abbasi TI - Renewable energy sources: their impact on global warming and pollution SN - 9788120339941 (pbk) U1 - 333.79 PY - 2013/// CY - Delhi PB - PHI Learning KW - Energy sources-Impact KW - Direct solar energy KW - Biomass energy KW - Biogas energy KW - Wind energy KW - Wave energy KW - Tidal energy KW - FSSH N1 - Includes bibliographical references and index ER -