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WonderNatural selection fact1,717 of 1,961

In industrial Britain, darker peppered moths became more common where soot-darkened trees improved their camouflage; cleaner air later helped the pale form recover.

Industrial melanism

EvolutionBiologyClimateScience

Why it matters

The idea in context

The peppered moth is famous because evolution happened at the speed of human industry. Soot changed the background; birds changed the odds; inherited color changed the population. When pollution controls brightened the bark again, selection shifted back. It is a small creature carrying a large lesson: nature is not separate from the environments we make.

Türkçe

Aynı kart, başka bir dilde.

Sanayi dönemi Britanya'sında kurumla kararan ağaçlarda koyu renkli benekli güveler daha iyi kamufle oldu ve yaygınlaştı; hava temizlenince açık renkli biçim yeniden toparlandı.
Endüstriyel melanizm

Benekli güve ünlüdür; çünkü evrim insan sanayisinin hızında görünür hale geldi. Kurum arka planı değiştirdi; kuşlar olasılıkları değiştirdi; kalıtsal renk de popülasyonu değiştirdi. Kirlilik kontrolleri kabukları yeniden açınca seçilim geri yönde kaydı. Küçük bir canlı büyük bir ders taşır: doğa, yaptığımız çevrelerden ayrı değildir.

Source trail

Read beyond the card.

Background reading: Peppered moth evolutionAttribution and context are revised when stronger evidence appears. Corrections are welcome through the editorial page.
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