Danish Society for Nature Conservation
... that the Danish Society for Nature Conservation began campaigning against litter in 1912 with the slogan "Sandwich wrappers and egg shells don't look pretty in forest pools!"?
... that the <b id="mwEyU"><a href="./Danish_Society_for_Nature_Conservation" id="mwEyY" rel="mw:WikiLink" title="Danish Society for Nature Conservation">Danish Society for Nature Conservation</a></b> began campaigning against <a href="./Litter" id="mwEyc" rel="mw:WikiLink" title="Litter">litter</a> in 1912 with the slogan "Sandwich wrappers and egg shells don't look pretty in forest pools!"?