My concern would not be how long the wood deck would last but rather the
comfort of sitting out there in the sun, in our part of the country anyway.
Our son used the smoke polycarbonate panels mentioned above and they did not
afford enough protection from the sun either.

may have to be removed by a licensed contractor to a
hazardous waste landfill.

You're kidding, that would be the least of my worries here.

Walt Conner