Sahara – Kettinki

2025-02-04 @ 16.54.19 ∈ In English

Decoding a butterfly’s travel map: Scientists find globetrotting not in genes

[The] different migration strategies are shaped by environmental conditions rather than being encoded in the butterfly's DNA. […] Additionally, migration patterns in painted ladies could not be associated with factors such as sex, wing size, or wing shape.

2019-01-03 @ 13.28.34 ∈ In English

Study shows the Sahara swung between lush and desert conditions every 20,000 years

[This] climatic pendulum is mainly driven by changes to the Earth’s axis as the planet orbits the sun, which in turn affect the distribution of sunlight between seasons — every 20,000 years, the Earth swings from more sunlight in summer to less, and back again.