Difference between revisions 539795 and 540860 on testwiki

{{short description|Actions to limit the magnitude of climate change and its impact on human activities}}
[[File:Global Energy Consumption.svg|thumb|upright=1.35|right|Coal, oil, and natural gas remain the primary global energy sources even as [[Renewable energy|renewables]] have begun rapidly increasing.<ref>{{harvnb|Friedlingstein|Jones|O'Sullivan|Andrew|2019}}.</ref>]]
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|title=Climate Change 2007: Working Group III: Mitigation of Climate Change
|at=[http://www.ipcc.ch/publications_and_data/ar4/wg3/en/spmsspm-c.html Table SPM.3, C. Mitigation in the short and medium term (until 2030)]
|chapter=Summary for policymakers
|chapter-url=http://www.ipcc.ch/publications_and_data/ar4/wg3/en/spm.html
|author=IPCC

|access-date=2020-07-06
|archive-date=2016-05-24
|archive-url=https://web.archive.org/web/20160524223546/http://www.ipcc.ch/publications_and_data/ar4/wg3/en/spm.html
|url-status=dead⏎
}}, in {{harvnb|IPCC AR4 WG3|2007}}</ref> Test123.

[[Fossil fuel|Fossil fuels]] account for about 70% of GHG emissions.<ref>{{cite web|title=GHG Emissions|url=https://www.climatewatchdata.org/ghg-emissions?breakBy=sector&chartType=percentage|publisher=CAIT Climate Data Explorer|accessdate=29 January 2020}}</ref> The main challenge is their substitution with [[low-carbon power|low-carbon energy]] sources. Due to massive price drops, [[wind power]] and solar [[photovoltaics]] (PV) are i(contracted; show full)
|title=Contribution of Working Group III to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change, 2007
|chapter=Ch 12: Sustainable Development and mitigation
|chapter-url=http://www.ipcc.ch/publications_and_data/ar4/wg3/en/ch12.html
|author=Sathaye, J.
|at=[http://www.ipcc.ch/publications_and_data/ar4/wg3/en/ch12s12-2-1-1.html Sec 12.2.1.1 Development paths as well as climate policies determine GHG emissions]
|display-authors=etal
⏎
|access-date=2020-07-06
|archive-date=2018-08-07
|archive-url=https://web.archive.org/web/20180807221827/http://www.ipcc.ch/publications_and_data/ar4/wg3/en/ch12.html
|url-status=dead⏎
}}, in {{harvnb|IPCC AR4 WG3|2007|pp=701–703}}</ref> 

==Fossil fuel substitution==
{{main|Fossil fuel phase-out}}

As most greenhouse gas emissions are due to fossil fuels, rapidly phasing out oil, gas and coal is critical.<ref>{{Cite news|url=https://www.nytimes.com/2019/10/07/business/energy-environment/climate-energy-experts-debate.html|title=Climate and Energy Experts Debate How to Respond to a Warming World|last=Times|first=The New York|date=2019-10-07|work=The New York Times|access-date=2(contracted; show full)

China has built many HVDC connections within the country and supports the idea of a global, intercontinental grid as a backbone system for the existing national [[alternating current|AC]] grids. <ref>{{cite web|title=GEIDCO development strategy|url=https://en.geidco.org/aboutgei/strategy/|publisher=Global Energy Interconnection (GEIDCO)|accessdate=26 January 2020
|archive-date=1 February 2020|archive-url=https://web.archive.org/web/20200201182523/https://en.geidco.org/aboutgei/strategy/|url-status=dead}}</ref>  A super grid in the USA in combination with renewable energy could reduce GHG emissions by 80%. <ref>{{cite web|title=North American Supergrid|url=http://climate.org/wp-content/uploads/2019/09/supergrid_9_2019.pdf|publisher=Climate Institute (USA)|accessdate=26 January 2020}}</ref> 

===Smart grid and load management===
{{Main|Smart grid|Load management}}
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[[Category:Climate change mitigation| ]]
[[Category:Climate change policy]]

[[no:Klimapolitikk]]
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<small>This page was moved from [[:en:Climate change mitigation]]. Its edit history can be viewed at [[Climate change mitigation/edithistory]]</small></noinclude>