0001181431-08-039129 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 COOPER JOHN R 0001168815 DE 1130 4 34 001-32393 08902715 C/O ENVIRONMENTAL POWER CORP ONE CATE ST PORTSMOUTH NH 03801 4 1 rrd211111.xml ANNUAL SAR GRANT 2008