But as fossil-fuel resources dwindle and environmental concerns rise, these renewable technologies are likely to become more attractive, the scientists said.
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as fossil - fuel resources dwindle and environmental concerns rise , these renewable technologies are likely to become more attractive said,List([4, 156))
fossil-fuel resources environmental concerns these renewable technologies as fossil-fuel resources dwindle and environmental concerns rise, these renewable technologies are likely to become more attractive these renewable technologies
dwindle rise to become said are
more attractive
the scientists
likely to become more attractive