Final answer:
Houston, Texas has key industries in aerospace, energy, and transportation.
Step-by-step explanation:
In Houston, Texas, some of the key industries include aerospace, energy, and transportation. The aerospace industry is represented by companies like NASA's Johnson Space Center and several defense contractors. Houston is often referred to as the 'Energy Capital of the World' due to its significant presence in the oil and gas industry, with major companies like ExxonMobil and Chevron having a strong presence. Lastly, Houston is a major transportation hub with its busy ports, airports, and rail systems facilitating domestic and international trade.
Learn more about key industries in Houston, Texas