"The problem with hydrogen is that it is not a very portable fuel, " Roan said.
My horse, Nell, is a 16-year-old, 16-hand strawberry roan--a draft horse, if you will.
Stone recently adopted a baby boy, Roan, with her husband, newspaper editor Phil Bronstein.
He had set out on the trek with Andy Norman and Roan Hackney.
"There's no doubt that Wembley's status as a multi-sport venue is a factor, " said BBC Sport correspondent Dan Roan.
More common are roan and sable antelopes, porcupines and the ubiquitous warthog.
As Unity social worker Seamus Roan(ph) points out, what few have reopened don't offer as many beds as they used to.
Mr. ROAN: You know, I think everyone should have the right to come back, and I'm glad that people are coming back.
Roan Kirby, a farmer in Hope, New Jersey, told the BBC he has had to shut his farm down during the storm.
"There are venues around the world which do stage concerts and non-football events successfully without the pitch having to be relaid, " added Roan.
"The group grows like a pyramid scheme, but the money flows outward instead of upward, " says Chris Roan, 28, one of the initial nine recipients.
"If you turn the experiment around and put the hydrogen and oxygen in and take the electricity off, you have a fuel cell, " Roan said.
The university's mechanical engineering department was given the bus by the federal government early this year for research and development, said mechanical engineering professor Vernon Roan.
"We really and truly expect that fuel cells are going to double the fuel efficiency of the best internal combustion engines and in some cases triple it, " Roan said.
Mr Goodeve-Docker and his team-mates, Andy Norman, from Bracknell in Berkshire, and Roan Hackney, were in the early stages of their trek when a snowstorm engulfed them, blowing away their tent.
"Ultimately they would like to get hundreds of thousands of potential members around the world and for each of them to have a stake in the club, " said BBC Sport's Dan Roan.
The 14-year-olds also quizzed a number of journalists about their jobs, including the BBC's Dan Roan, BBC Radio 5 live's Ian Dennis and Sky Sports' Nick Collins, and got tips on what type of questions to ask.
BBC: School Report: John Terry looks to inspire new generation
Mr. SEAMUS ROAN (Social Worker, Unity for Greater New Orleans): So the resources for a homeless individual probably at best half of what they were before, and yet there's twice as many homeless people today as there were.
"Lots and lots of things are happening that indicate a worldwide interest, and most of the knowledgeable people are convinced that the next-generation replacement for the internal combustion engine is going to be a fuel cell, " Roan said.
But in the short term, researchers are working on reformers which produce hydrogen aboard vehicles by extracting the gas from methanol or other hydrocarbon fuels -- a process that can release pollutants, though at far lower levels than internal combustion engines, Roan said.
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