“The immediate source of ecological crisis is capitalism… Capitalism is a cancer in the biosphere… I believe the color of radicalism today is not red, but green.”
Steve Chase, ed., Defending the Earth: A Dialogue Between Murray Bookchin and Dave Foreman(Boston South End Press, 1991, p 57-59); O'Leary, Richard. Environmental mafia: the enemy is us. pp. 41
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Steve Chase 1
American activistRelated quotes

Quote of Joseph Beuys (1982), as cited in: Land and environmental art, Jeffrey Kastner, Brian Wallis (1998), p. 164 - about his 7.000 Oaks [see there the image].
1980's

Remaking Society (1990).

Source: The Ideology of Fascism: The Rationale of Totalitarianism, (1969), p. 294

Speech to the House of Commons (Hansard, 20 January 1976, Col. 1126)
1970s

Die Sozialdemokratie hat ein halbes Jahrhundert den Kampf gegen den Kapitalismus gepredigt. Nach der Novemberrevolution hatten die Roten Gelegenheit, den Kapitalismus in richtige Bahnen zu leiten: aber es geschah nichts!
06/01/1927, speech in the Bavarian regional parliament ("Kampf dem Weltfeind", Stürmer publishing house, Nuremberg, 1938)

“Nature shrinks as capital grows. The growth of the market cannot solve the very crisis it creates.”
Source: Soil Not Oil: Environmental Justice in an Age of Climate Crisis

Source: The Limits To Capital (2006 VERSO Edition), Chapter 10, Finance Capital And Its Contradictions, p. 304