The first “Earth Day” is celebrated in the US in 1970; by 1990 it is observed worldwide.
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The eruption of this volcano kills over 150 people and transforms the landscape of New Zealand’s North Island.
Since its foundation in 1980, the German Green Party (Bündnis 90/Die Grünen) has maintained a strong environmental platform and reshaped the German political landscape.
The completion of the original Aswan Dam fundamentally changes Egypt’s irrigation system.
A severe drought hits the region of the Sahel and West African Sudan, causing widespread famines.
In his 1901 book, American conservationist and nature writer John Muir promoted a transcendentalist idea of national parks as wild places of inspirational beauty.
The 1906 earthquake and subsequent fire is one of the deadliest natural disasters in US history.
German geologist Alfred Wegener theorizes continental drift.
Swedish scientist Svante Arrhenius’s study On the Influence of Carbonic Acid in the Air upon the Temperature of the Ground is published.
Under Tsar Nicholas II, Barguzinsky Zapovednik becomes Russia’s first nature reserve.