CHICAGO – A World War II-era air traffic network that often forces planes to take longer, zigzagging routes is costing U.S. airlines billions of dollars in wasted fuel while an upgrade to a satellite-based system has languished in the planning stages for more than a decade.
The $35 billion plan would replace the current radar system with the kind of GPS technology that has become commonplace in cars and cell phones. Supporters say it would triple air traffic capacity, reduce delays by at least half, improve safety and curb greenhouse gas emissions.
(more…)
Filed under: Energy Efficient
WASHINGTON (Reuters) – Talk about a knee-jerk reaction. Scientists in the United States and arent none repeat scroll 0 50%;cursor:pointer;”>Canada said on Thursday they have developed a unique device that can be strapped on the knee that exploits the mechanics of human walking to generate a usable supply of electricity.
(more…)
