VOLUME 28 / ISSUE 4 47The relative costs of solar and wind
will fall well below those of coal and gas.
Clean (and dirty) energy prices vary
globally. Coal is costly in the U.K.
Green Technologies to
Grow More Affordable
Where Green Power Is
Cheapest Today
The Debt Market for
Sustainable Projects Has ExplodedNot Everyone Is Participating
In the New Energy BoomGreen bonds have driven sustainable debt issuance since 2012. Last year, financial,
corporate, and mortgage-backed issuers accounted for two-thirds of sales.The number of U.S. solar jobs has climbed 159% since 2010, but women are
disproportionately left out of the clean energy workforce—and underpaid within it.Sustainable debt financing issuedSolar laborLevelized cost of electricity, 1H 2019Cost of electricity generationTotal Green bond issuance by typeU.S. solar industry workforce U.S. workforce by gender Median hourly wage, U.S. solarMenWomenU.S. dollars per megawatt-hourWind
onshoreCoalCombined cycle
gas turbinePV (nontracking)
with storageUtility-scale
batteryPhotovoltaic
(nontracking)Open-cycle gas
turbineNuclearWind onshore
with storageGas reciprocating
enginePumped
hydroU.S. dollars per megawatt-hour, high estimatesU.S. U.K. China0 $200 $400 0 $30b $60bGreen bonds
Green loans
Social bonds
Sustainability bonds
Sustainability-linked loans
Other2012 20182012 20180$29.19
$21.62
300k050100200150$250b’10 ’18Oil and gas extraction
20%
Clean energy production
13%Overall
47% womenC hina
U .S.$70$20ProjectU.S. municipalSupranationalGovernment
agencyCorporateFinancial 0Mortgage-
backed security0Sovereign 0’19 ’50Wind†Solar*
Coal††Gas††