<Li> Transit - oriented development </Li> <Li> Waste - to - energy </Li> <Tr> <Th> Fields of study </Th> </Tr> <Tr> <Td> <Ul> <Li> Architecture </Li> <Li> Civil </Li> <Li> Electrical </Li> <Li> Mechanical engineering </Li> <Li> Public economics </Li> <Li> Public policy </Li> <Li> Urban planning </Li> </Ul> </Td> </Tr>

What type of infrastructure does the us have