EXHIBIT 12.1

WASTE MANAGEMENT, INC.

COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES
(In Millions, Except Ratios)
(Unaudited)

	Years Ended December 31,
	2007		2006		2005		2004		2003
Income before income taxes, cumulative effect of change in accounting principle, losses in equity investments and minority interests	$	1,792	$	1,560	$	1,253	$	1,316	$	1,129
Fixed charges deducted from income:
Interest expense		521		545		496		455		439
Implicit interest in rents		44		49		51		51		69
		565		594		547		506		508
Earnings available for fixed charges (a)	$	2,357	$	2,154	$	1,800	$	1,822	$	1,637
Interest expense	$	521	$	545	$	496	$	455	$	439
Capitalized interest		22		18		9		22		22
Implicit interest in rents		44		49		51		51		69
Total fixed charges (a)	$	587	$	612	$	556	$	528	$	530
Ratio of earnings to fixed charges		4.0x		3.5x		3.2x		3.5x		3.1x

(a) To the extent interest may be assessed by taxing authorities on any underpayment of income tax, such amounts are classified as a component of income tax expense in our Statements of Operations. For purposes of this disclosure, interest expense related to income tax matters has been excluded from our measurements of “Earnings available for fixed charges” and “Total fixed charges” for all periods presented.