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b'Energy Efficiency Markets Podcast interviews Susan Meredith, author of Beyond Light Bulbs: Lighting the Way for Smarter Energy Management, about how energy storage plays an integral role in transmission. She discusses how energy demand doesn\\u2019t always match supply, especially with the introduction of intermittent forms of energy, such as wind and solar. Energy can be stored in batteries, hydrogen fuel cells, ultra-capacitors, pumped hydro power, geothermal, or compressed air. Combining these different energy storage techniques with renewable energy is critical for developing a comprehensive and stable energy grid, she says.'