The three main anthropogenic sources of gaseous air pollutants in the United States are soil erosion, volcanoes, and forest fires soil erosion, volcanoes, and forest fires A soil erosion, volcanoes, and energy production soil erosion, volcanoes, and energy production B industry, construction, and agriculture industry, construction, and agriculture C industry, transportation, and energy production industry, transportation, and energy production D industry, transportation, and agriculture

Which of the layers of the earth has the following three characteristics? i. it is made of molten rock. ii. it has currents that are constantly moving. iii. earth’s plates float on top of its currents.

Read the following quote from the nature conservancy, “the 3 billion people who live in poverty around the world will be hardest hit by climate change. the poor are more dependent on natural resources and have less of an ability to adapt to a changing climate. diseases, declining crop yields, and natural disasters are just a few of the impacts of climate change that could devastate the world’s most vulnerable communities.” from this quote, what group of people is most vulnerable to climate change? those who depend on industrialized nations people who are able to adapt to changing conditions people living in central america people who are living in poverty

Acharreadas is a popular mexican thing where people display varying skills of horsemanship much like what events in the united states?