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environmentalism

British  
/ ɪnˌvaɪrənˈmɛntəˌlɪzəm /

noun

  1. psychol the belief that a person's behaviour is affected chiefly by his environment Compare hereditarianism

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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DiCaprio took his passion for environmentalism into the real estate world when he purchased Blackadore Caye, a 104-acre island off the coast of Belize, in 2005.

From MarketWatch ● Sep. 1, 2026

This would be the guiding philosophy of his career, philanthropy, environmentalism and a media revolution to follow.

From The Wall Street Journal ● May 7, 2026

Filmed over seven months last year and across four continents, it charts Charles' environmentalism down the decades, alongside a history of global efforts to tackle climate change and ecological destruction.

From Barron's ● Jan. 28, 2026

It has a relatively high population density, putting pressure on environmentalism through deforestation and agricultural expansion, Conservation International said.

From BBC ● Dec. 20, 2024

But it is a very strange kind of environmentalism.

From "The Tipping Point" by Malcolm Gladwell

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