Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENTS OF STOCKHOLDERS' DEFICIT

CONSOLIDATED STATEMENTS OF STOCKHOLDERS' DEFICIT (USD $)	Common Stock	Additional Paid-In Capital	Accumulated (Deficit)	Total
Beginning Balance, Amount at Dec. 31, 2012	$ 33,240	$ 9,958,202	$ (13,877,480)	$ (3,886,038)us-gaap_StockholdersEquity
Beginning Balance, Shares at Dec. 31, 2012	33,239,878
Stock issued for services, Amount	318	108,182		108,500
Stock issued for services, Shares	318,467
Common stock to be issued		1,692,759		1,692,759MEEC_CommonStockToBeIssued
Stock issued upon debt conversion, Amount	1,741	868,801		870,542
Stock issued upon debt conversion, Shares	1,741,084
Sale / issuance of warrants, net of issuance costs		1,161,529		1,161,529
Net loss			(4,853,640)	(4,853,640)us-gaap_NetIncomeLoss
Ending Balance, Amount at Dec. 31, 2013	35,299	13,789,473	(18,731,120)	(4,906,348)us-gaap_StockholdersEquity
Ending Balance, Shares at Dec. 31, 2013	35,299,429
Stock issued for services, Amount	161	196,339		196,500
Stock issued for services, Shares	161,379
Stock issued upon debt conversion, Amount	639	359,378		360,017
Stock issued upon debt conversion, Shares	639,151
Shares issued per 2013 amended license agreement, Amount	1,375	(1,375)
Shares issued per 2013 amended license agreement, Shares	1,375,000
Stock issued for interest on notes payable, Amount	272	256,215		256,487
Stock issued for interest on notes payable, Shares	271,555
Stock and warrants issued upon conversion of liabilities, Amount	347	380,822		381,169
Stock and warrants issued upon conversion of liabilities, Shares	346,518
Stock issued upon warrant exercise, Amount	6	7,807		7,813
Stock issued upon warrant exercise, Shares	6,250
Stock issued upon cashless warrant exercise, Amount	1,174	(1,174)
Stock issued upon cashless warrant exercise, Shares	1,174,059
Sale of stock and warrants, net of issuance costs, Amount	955	1,003,980		1,004,935
Sale of stock and warrants, net of issuance costs, Shares	954,782
Issuance of stock options		3,122,259		3,122,259us-gaap_PaymentsOfStockIssuanceCosts
Net loss			(5,007,557)	(5,007,557)us-gaap_NetIncomeLoss
Ending Balance, Amount at Dec. 31, 2014	$ 40,228	$ 19,113,724	$ (23,738,677)	$ (4,584,725)us-gaap_StockholdersEquity
Ending Balance, Shares at Dec. 31, 2014	40,228,123