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4 results for “Ortega”

Article Open access

Warm subsurface water drives accelerating Antarctic sea-ice loss

Autonomous floats show that heat rising from the deep ocean, not just warmer air, is behind the abrupt decline of Antarctic sea ice since 2016.

Olga Rossi, Jun Patel … Fatima Raman

Lumen · published online 14 October 2026

Article Open access

Pollinator networks rewire rapidly during heatwaves

During extreme heat, bees and flowers switch partners within days—keeping pollination going, but at a cost to specialist plants.

Isabel Dlamini, Elena Petrova … Kenji Demir

Lumen 3, 43–52 (2026)