Category: Flight

Small Amazonians

November 27, 2021 By arne hendriks Off

Birds are sensitive indicators of environmental change. A recent study of understory birds of the Amazon rainforest over a timespan of 40 years and 77 species shows again that most birds are adapting to the current drastic environmental changes by becoming smaller. By zooming in…

Dinosaur-Bird Transition

February 16, 2016 By arne hendriks 1

Wonderful things can happen when a species shrinks. In the case of a particular lineage of theropod dinosaurs that wonderful thing eventually turned out to be flight. Dinosaurs became birds. Before the bulky theropods that roamed the Earth 200+ million years ago turned into the…

Kerosine Billions

May 22, 2011 By arne hendriks 1

Dr. Andrew Dannenberg investigated that if the weight of every US citizens increases with 10 pounds, airtravel in the USA alone will use well over 1.3 billion liters of extra kerosine. That’s a lot of fuel and extra CO2, ¬†and that’s just in America. If…