0001181431-08-039136 4 1 20080611 20080617 20080617 ENVIRONMENTAL POWER CORP 0000805012 4991 042782065 DE 1231 120 WHITE PLAINS RD SUITE 610 TARRYTOWN NY 10591-5546 914-631-1435 120 WHITE PLAINS RD SUITE 610 TARRYTOWN NY 10591-5546 WEISBERG ROBERT I 0001185772 4 34 001-32393 08902724 1855 NORMAN AVENUE SANTA CLARA CA 95054 4 1 rrd211104.xml ANNUAL SAR GRANT 2008