inefficiently

But for the first time, researchers reported in May and July that it spread inefficiently through the air between a few laboratory ferrets kept inches apart.

"Animal-source foods use resources inefficiently because animals consume more food than they provide, and feeding the animals requires considerable land and water," write the researchers, led by environmental scientist Oscar Rueda of Leiden University.

The central bank will maintain reasonable credit growth, keep liquidity reasonably ample, and "activate financial resources that have been inefficiently occupied and improve the efficiency of fund utilisation", Pan said, without elaborating.

“The reality is we use water so inefficiently and so poorly, there’s so much opportunity to change that,” said Newsha Ajami, chief development officer for research at the Lawrence Berkeley National Laboratory.

Another $4 billion in costs were due to operating inefficiently, he said.