Climate Change Timeline
Category: Other
Updated: 5 Jan 2021
Contributors
Created byEdwin Wealend
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Events
Keeling accurately measures CO2
in the Earth's atmosphere and detects
an annual rise.Extinction Rebellion
formedSMIC conference of leading scientists
reports a danger of rapid and serious
global change caused by humans,
calls for an organized research effortReports from US National Academy
of Sciences and EPA spark conflict;
greenhouse warming becomes a
factor in mainstream politicsVillach Conference declares consensus
among experts that some global warming
seems inevitable, calls on governments
to consider international agreements
to restrict emissionsMontreal Protocol of the Vienna
Convention imposes international
restrictions on emission of CFCsFirst IPCC report says world has
been warming and future warming
seems likely.Second IPCC report detects
"signature" of human-caused
greenhouse effect warming,
declares that serious warming
is likely in the coming centuryInternational conference
produces Kyoto ProtocolThird IPCC report states baldly
that global warming, unprecedented
since the end of the last ice age, is
"very likely," with highly damaging
future impactFourth IPCC report warns that
serious effects of warming have
become evidentParis Agreement:
nearly all nations pledge to set
their own targets for greenhouse
gas cuts and to report their progressCO2 level is 415 ppm
Mean global temperature is 14.8°CCO2 level is 315 ppm.
Mean global temperature is 13.9°C.Ed starts trying to save the planetFirst Climate Emergency
declared (Melbourne)UK Govt passes legislation
committing to reduce net emissions
of greenhouse gases by 100%
relative to 1990 levels by 2050
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