altitude

Key factors include the altitude and latitude of particle release, the time of year, and the total amount of material injected into the atmosphere.

Hostile drones come in all shapes, sizes, speeds and altitudes.

“China’s vast geography, with its range of climate, altitudes and ecosystems, creates an extraordinary biodiversity,” says King’s Joy executive chef and owner Gary Yin.

At these altitudes, dangerous storms pop up quickly.

In 2011, the Canadian entrepreneur and flying enthusiast tested his first boxy prototype, reaching an altitude of 10 feet.