This particular question clearly does not matter, but if we celebrate Rachel Carson’s contributions and their longevity (not to mention their impact on the next generation) and David Attenborough’s contributions over roughly the same period, it seems reasonable to wonder whether they ever met considering they shared common interest in the wonders of the earth and concern for the its health:

While he brushes off the suggestion that he has a message to convey, his recent programmes, particularly the ones he has authored rather than just fronted, have shown a growing urgency, a determination to lay bare the planet’s plight. “The world is in terrible trouble,” he says. “According to the UN, over half the world’s population is now urbanised. Apart from rats and pigeons, they have probably never seen a wild animal. How are these people supposed to act? How are they supposed to feel it’s worth preserving unless they know what it is that keeps them alive, unless they understand the extent to which we are dependent on the natural world, and that we are doing terrible things to it by our very presence?”