In what ways are human activities affecting the ozone shield? Human activities cause ozone depletion and global warming Ozone depletion occurs when chlorofluorocarbons (CFCs) and halons—gases formerly found in aerosol spray cans and refrigerants—are released into the atmosphere (see details below). What would happen to humans if the amount of ozone in the atmosphere increased […]

Why is the Japanese honeysuckle bad? Japanese honeysuckle damages forest communities by out competing native vegetation for light, below- ground resources, and by changing forest structure. The vines overtop adjacent vegetation by twining about, and completely covering, small trees and shrubs. Are Japanese honeysuckles invasive? Japanese honeysuckle is one of the most recognizable and well […]

What is a body of water surrounded by land called? A lake is a large body of water surrounded by land on all sides. Really huge lakes are often called seas. What is an area of shallow water that surrounds land? GEOGRAPHICAL TERMS A B gulf A large inlet of ocean or sea that is […]

How is a tsunami triggered? What causes tsunamis? Most tsunamis are caused by earthquakes on converging tectonic plate boundaries. However, tsunamis can also be caused by landslides, volcanic activity, certain types of weather, and—possibly—near-earth objects (e.g., asteroids, comets) colliding with or exploding above the ocean. Where did the Boxing Day tsunami start? On December 26, […]

How anticlines are formed? Sedimentation and Oil/Gas Formation An anticline is a structural trap formed by the folding of rock strata into an arch-like shape. The rock layers in an anticlinal trap were originally laid down horizontally and then earth movement caused it to fold into an arch-like shape called an anticline. Which type of […]

What is the main cause of seismic waves? Seismic waves are usually generated by movements of the Earth’s tectonic plates but may also be caused by explosions, volcanoes and landslides. When an earthquake occurs shockwaves of energy, called seismic waves, are released from the earthquake focus. What causes wave erosion? As waves reach shallow water […]

Is Libya in Asia or Africa? listen); Arabic: ليبيا‎, romanized: Lībiyā), officially the State of Libya, (Arabic: دولة ليبيا‎, romanized: Dawlat Lībiyā) is a country in the Maghreb region in North Africa bordered by the Mediterranean Sea to the north, Egypt to the east, Sudan to the southeast, Chad to the south, Niger to the […]

Which are the ways in which heat transfer occurs in the troposphere? There are three ways heat is transferred into and through the atmosphere: radiation. conduction. convection. What form of heat transfer is most important heating the troposphere? convection Which of the following is the main way that heat is transferred from place to place […]