solar batteries
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during the day, ships use solar energy and wind power, and by night the vessel operates on energy, powered by hydrogen fuel generated by seawater electrolysis.
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in the process of producing solar batteries, nf3 gas - the greenhouse effect that makes the earth's atmosphere thousands of times hotter than co2 - leaks into the atmosphere can cause climate change.
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researchers at cambridge university, england have designed an improved fuel cell with algae. this technology improves efficiency five times more than current battery models.