US | energy To Fix US Energy Policy, Start Over Activist argues for multipronged strategy on climate change By Dustin Lushing Posted Jun 10, 2008 6:28 PM CDT Copied Echelon is demonstrating how smart utility metering systems, street lighting systems, home networks, and building control systems can work together to create a complete ''smart grid." (AP Photo) The US must overhaul its environmental strategy, alternative-energy advocate Denis Hayes writes in Yale Environment 360, and here's how: Cap carbon at its source—coal mines, oil fields, pipelines—not where it leaves the atmosphere. Promote renewable energy and buy photovoltaic devices in bulk to drive prices down. Construct a nationwide smart grid. Improve automobile mileage: 50mpg by 2020, 100mpg by 2030. Build high-speed electrified railways. Do it now. To see the complete list, as well as Hayes' reasoning, click the link below. Read These Next Online sleuths expose Epstein file redactions. Rob and Michele Reiner died within a minute of each other. Sammy Davis Jr.'s ex, Swedish actor May Britt, is dead at 91. Sean Combs' team files appeal, argues he should be released. Report an error