Developed country
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EXAMINATION OF THE AVIATION PERFORMANCE OF G20 COUNTRIES
Comparative analysis of G20 aviation-sector efficiency reveals eleven fully efficient countries and identifies South Korea and USA as operational benchmarks.
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Higher temperatures are linked to more physical inactivity
Panel study quantifying climate change effects on physical inactivity across 156 countries, projecting 0.47–0.70 million excess deaths and $2.40–3.68 billion productivity losses by 2050.

