even in its urban heart, Eugene is more treed than paved.

LIKE THE MANDARINS of old, the rulers of China live behind high walls. When they emerge, which they rarely do, they travel in cars with rear windows curtained like sedan chairs. They live in the Chung Nan Hai, a walled park adjacent to the Forbidden City from where ancient dynasties ruled the Celestial Empire.

The ultimate limitation of radiosonde networks is the impracticality of global deployment. […] Although, in principle, satellite soundings should be able to match radiosonde accuracies, in practice, they have errors of at least twice those of radiosondes.

Infections caused by helminthes, such as parasites of the Ancylostomidae family, can provoke anemia due to chronic intestinal blood loss.