15 Questions
What factors are used to divide Texas into ecological regions (ecoregions)?
Weathering, erosion, and deposition
Which ecoregion in Texas is experiencing erosion at a rate of about six feet per year?
Gulf Coast Prairies and Marshes
Which geological features are predominant in the Texas Hill Country near Austin?
Caves and caverns
Why does the Texas coast need beach and dune recovery projects?
To combat the effects of erosion caused by hurricanes
What types of sedimentary rock are found in the Edwards Plateau ecoregion?
Sandstone and limestone
What natural process led to the formation of caves in the Texas Hill Country?
Dissolution by carbonic acid
What specific challenge negatively impacts tourism in areas with beach erosion?
Loss of wetlands
What major processes contributed to the development of geologic features in the region described in the text?
Deposition and erosion
How were caverns formed in the area discussed in the text?
Caves connected to each other
What kind of changes are mostly hidden underground in the region described in the text?
Millennia of complex changes
Which process primarily ruled the land in Big Bend National Park for the last 10 million years?
Erosion
What has weathered many of the rock formations in the eerie landscape described in the text?
Wind and water
Which geological feature is described as a geologist's paradise and nightmare?
Big Bend National Park
What deposited some of the earliest layers of rock found in the region discussed in the text?
Ancient oceans
What effects do the diverse ecoregions of Texas provide examples of?
Weathering, erosion, and deposition in the recent and distant past
Explore the 11 ecological regions (ecoregions) of Texas and learn about the impact of weathering, erosion, and deposition in regions such as Gulf Coast Prairies and Marshes, Trans Pecos, and Edwards Plateau. Discover key features of the Gulf Coast Prairies and Marshes ecoregion, such as marshes, barrier islands, estuaries, and bays.
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