The birds save more energy prior their migration to the south than they consume during the flight itself.
articles
Lake Ice Quality Degrading as Planet Warms – Skaters, Hockey Players, Ice Truckers on Thin Ice
Several studies have looked at lake ice quantity and its duration, but there is little research on the quality of the ice which directly corresponds to how safe it is to venture out on.
Sea Surface Temperature Record in the Southwestern Pacific: Coral Colony From Fiji Reveals Warmest Temperatures in Over 600 Years
The sea surface temperature in the Fijian archipelago in the southwestern Pacific is now at its maximum for more than 600 years.
Earth Had Its Hottest August in 175-Year Record
August 2024 was Earth’s hottest August in NOAA’s 175-year climate record.
Keeping Tabs on North Cascades Glaciers
Glaciers seem like stoic monuments, resting quietly among alpine peaks.
In Step Toward Solar Fuels, Durable Artificial Photosynthesis Setup Chains Two Carbons Together
The system produces ethylene, an important ingredient of many plastics, with much higher efficiency, yield and longevity than competing systems.