Half-Earth Socialism browser game: play as a global planner of a future society

"Our game, Half-Earth Socialism, allows anyone to try their hand as a global planner of a future society. Consider it a sandbox where you can play with a wide range of technologies and policies spanning different fields and ideologies. The game simulates the impact of your decisions by calculating emissions and using a real climate model (HECTOR) to work out the climate effects, while also simulating impacts to the food system and biodiversity, among others."