ClimateJuly 16, 2026

denialism

/dɪˈnaɪəlɪzəm/

Definition

The act of actively rejecting or refusing to acknowledge scientific facts and established evidence, specifically concerning environmental science and climate change.

Etymology

Derived from the verb 'deny' (from the Latin 'denegare') combined with the suffix '-ism', which denotes a belief, practice, or system. The term gained prominence in the late 20th century to describe the strategic rejection of consensus-based scientific reality.

In the news

In the article, the author contrasts the current administration's proactive climate policies with the 'climate denialism' associated with the previous Bolsonarismo movement. This highlights how the term represents an ideological barrier to environmental progress in Brazilian politics.

Opinion: Climate policy as a development strategy

Read the full article ↗

Valor International

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