Correct. The theoretical energy required for electrolysis of water is ~237 kJ/mol. But even the best world-class electrolysis plants can only reach about 80% efficiency, which puts it at more like ...

The power of the sun, wind and sea may soon combine to produce clean-burning hydrogen fuel, according to researchers. The team integrated water purification technology into a new proof-of-concept ...

Seawater is water from a sea or ocean. On average, seawater in the world's oceans has a salinity of approximately 3.5%, or 35 parts per thousand. This means that for every 1 litre (1000 mL) of ...

The thought of folks suffering from extreme dehydration whilst stranded in a life raft at sea got industrial designer Kim Hoffman thinking of a way to turn all that sea water into safe, drinkable ...

The vast California lake relies on runoff from cropland to avoid disappearing. But as farmers face water cuts due to drought and an ever drier Colorado River, the Salton Sea stands to lose again.