The growing energy footprint of artificial intelligence ("AI") [pdf]

Nov 20, 2023 ·

The article published in Joule discusses the potential for using hydrogen fuel cells to meet global energy demands. It notes that the current use of fossil fuels has created many environmental and health problems, as well as contributing to global warming. However, the authors emphasize the advantages of using hydrogen fuel cells, which can generate energy without producing harmful emissions. In addition, the cost of obtaining and storing hydrogen fuel is relatively low.

The article delves into the technology behind hydrogen fuel cells, which use a process called electrolysis to produce electricity. This is done by passing an electric current through water, which splits it into oxygen and hydrogen gas. The hydrogen is then used in a fuel cell to produce electricity with only water vapor as a byproduct. The authors point out that the efficiency of this process is higher than other renewable energy sources and that it could be used to power vehicles, factories, or homes.

The authors also discuss some of the challenges that need to be addressed to make hydrogen fuel cells a viable option for meeting global energy demands. These include making fuel cell technology more affordable, ensuring adequate storage of hydrogen, and improving safety measures. Additionally, they mention the benefits of using hydrogen fuel cells to replace fossil fuels, such as reducing air pollution levels and helping to mitigate climate change.

Finally, the authors conclude by noting that although there are still challenges to overcome, hydrogen fuel cells have the potential to revolutionize the way we produce energy in the future. With further research and development, hydrogen fuel cells could become a major source of clean energy and help put us on the path to a sustainable future.