<Tr> <Td> Ultraviolet (UV): 310 </Td> <Td> 31 </Td> <Td> 14.0 </Td> </Tr> <Tr> <Td> Violet (V): 400 </Td> <Td> 107 </Td> <Td> 4.2 </Td> </Tr> <Tr> <Td> Blue (B): 475 </Td> <Td> 254 </Td> <Td> 1.8 </Td> </Tr> <Tr> <Td> Green (G): 525 </Td> <Td> 113 </Td> <Td> 4.0 </Td> </Tr>

What is the composition of the earth's oceans