According to a survey conducted by the Playing for the Planet Alliance, 61.1% of players would be "motivated" to pay for environmental content in games if it adds to the experience.
The survey gathered answers from 389,594 players between March and October 2022. The respondents were players of 11 games from studios that are members of Playing for the Planet Alliance, namely Future Games of London, Oh Bibi, Old Skull Games, Pixel Federation, Space Ape Games, Tilting Point, Ubisoft Barcelona, Ustwo Games and Wooga.
When asked whether they would like to see environmental content in the games they play, the respondents replied "Yes, definitely" at 35.4%, and "Maybe, if it fits the game's universe/narrative" at 46%. That left 13.5% of the players saying "No."