<Table> <Tr> <Td> Part of a series on </Td> </Tr> <Tr> <Th> Renewable energy </Th> </Tr> <Tr> <Td> <Ul> <Li> Biofuel </Li> <Li> Biomass </Li> <Li> Geothermal </Li> <Li> Hydropower </Li> <Li> Solar energy </Li> <Li> Tidal power </Li> <Li> Wave power </Li> <Li> Wind power </Li> </Ul> </Td> </Tr> <Tr> <Td> <Ul> <Li> Topics by country </Li> <Li> 100% renewable energy </Li> <Li> Marketing and policy trends </Li> </Ul> </Td> </Tr> <Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> </Table> <Tr> <Td> Part of a series on </Td> </Tr> <Tr> <Th> Renewable energy </Th> </Tr> <Tr> <Td> <Ul> <Li> Biofuel </Li> <Li> Biomass </Li> <Li> Geothermal </Li> <Li> Hydropower </Li> <Li> Solar energy </Li> <Li> Tidal power </Li> <Li> Wave power </Li> <Li> Wind power </Li> </Ul> </Td> </Tr>

How could we capture and use more of the sun's energy