The proponents of gray goo do not offer a solution to the problem of the energy source.
However; on the night of the vote I actually felt the argument falling away from the proponents of the partial ban.
Religious education does have one of its most outspoken proponents in the nation's highest office.
Paul Davies chairs a debate between proponents of each theory, adding a coda of his own.
Jerome Clark's support for the eth In the USA, one of the leading ETH proponents is Jerome Clark.