IriYan

Socialism is really an economic system based on equality, but as all economic systems require centralized authority and overseeing/supervising to maintain. As capitalism is a system of organized inequality, socialism is one of organized equality. Centralized authority creates an endless political inequality, in some way much worse than found in capitalism.

Still, about half of the population of earth is in desperate need of basic necessities

You should get some guns then, if it is the only room with A/C, I see the country moving into the room and you moving out the window.

Planet of the Humans

In what way would socialism prevent extinction, environmental degradation, or global warming? It might even make things worse, as capitalists only exploit the earth and its people to make profit. Marxism has a goal to expand industrialization to relieve humanity of harsh labor and to provide products for all people. The love affair with development is as much a capitalist value as it is a Marxist infatuation.