James Hansen Testifies to Congress: Global Warming Enters Politics
The 1988 establishment of the Intergovernmental Panel on Climate Change (IPCC) unified global scientific consensus that human activities drive rising temperatures, directly leading to its 2007 declaration that scientists were over 90% certain this warming stems from greenhouse gases. This foundational work triggered a cascade of international policy responses and shaped modern projections warning of sea-level rise, extreme weather, and food security threats throughout the 21st century.
June 23, 1988
38 years ago
Key Figures & Places
What Else Happened on June 23
He didn't wait for permission. Sun Quan had controlled the Yangtze River delta for decades, outlasting rivals who underestimated him, watching Cao Cao die, watc…
déposition du pape Benoît V par l'empereur Othon Ier.
prise d'Ankara par les troupes lombardes lors des croisades de secours.
en España, Sancho III de Castilla y Fernando II de León firman el Tratado de Sahagún por la paz de ambos reinos.
Minamoto Yorimasa and his allies clashed with the Taira clan at the Uji River, triggering the five-year Genpei War. This struggle ended the era of imperial cour…
en Japón ―en el marco de las guerras Genpei― empieza la primera batalla de Uji.
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