The major source of air pollution that disrupts the atmosphere’s natural cycles is the combustion of <u>fossil</u> fuels.
Valleys, waterfalls, meanders, oxbow lakes, and floodplains.
Answer:
This statement "<em>Physical geography examines the culture, political systems, social systems, economic systems, and characteristics of various peoples--why they eat certain foods, practice a chosen religion, or why they select a particular mode of transportation.</em>" is FALSE.
<em>The human and economic geography</em><em> studies the culture, the political systems, social and economic systems.</em>
Kepler's first law means that planets move around the Sun in elliptical orbits.
