The document summarizes the Coastal Plains/Gulf Plains region of Texas, which covers one-third of the state. It has a flat, low landscape along the Gulf of Mexico coastline. The climate is hot, humid, and prone to hurricanes and tornadoes, receiving 30-55 inches of rain annually. Natural resources include pine trees, hardwoods, minerals, water, and various plants and animals. Major economic activities are farming, fishing, ranching, lumber, oil and gas production, factories, and ports. Major cities located in the region include Austin, Houston, Dallas, San Antonio, Texarkana, Corpus Christi, and Brownsville.
