algae = {
	label = "Algae";
	texture = 0;
	yield = [
		{ resource = water;   ubiquity = 1.0; },
		{ resource = biomass; ubiquity = 0.5; },
	];
};
desert = {
	label = "Desert";
	texture = 1;
	yield = [
		{ resource = sand; ubiquity = 1.0; },
	];
};
forest = {
	label = "Forest";
	texture = 2;
	yield = [
		{ resource = wood; ubiquity = 1.0; },
		{ resource = dirt; ubiquity = 0.5; },
	];
};
grass = {
	label = "Grass";
	texture = 3;
	yield = [
		{ resource = dirt;    ubiquity = 0.5; },
		{ resource = biomass; ubiquity = 0.25; },
		{ resource = water;   ubiquity = 0.25; },
	];
};
ice = {
	label = "Ice";
	texture = 4;
	yield = [
		{ resource = ice;   ubiquity = 1.0; },
		{ resource = water; ubiquity = 0.25; },
	];
};
jungle = {
	label = "Jungle";
	texture = 5;
	yield = [
		{ resource = wood;    ubiquity = 0.5; },
		{ resource = biomass; ubiquity = 0.5; },
	];
};
mountain = {
	label = "Mountain";
	texture = 6;
	yield = [
		{ resource = rock; ubiquity = 1.0; },
	];
};
ocean = {
	label = "Ocean";
	texture = 7;
	yield = [
		{ resource = water; ubiquity = 1.0; },
	];
};
rock = {
	label = "Rock";
	texture = 8;
	yield = [
		{ resource = rock; ubiquity = 1.0; },
	];
};
sand = {
	label = "Sand";
	texture = 9;
	yield = [
		{ resource = sand; ubiquity = 1.0; },
	];
};
taiga = {
	label = "Taiga";
	texture = 10;
	yield = [
		{ resource = wood;  ubiquity = 1.0; },
		{ resource = water; ubiquity = 0.5; },
	];
};
tundra = {
	label = "Tundra";
	texture = 11;
	yield = [
		{ resource = rock; ubiquity = 1.0; },
		{ resource = ice;  ubiquity = 0.5; },
	];
};
water = {
	label = "Water";
	texture = 12;
	yield = [
		{ resource = water;   ubiquity = 1.0; },
		{ resource = biomass; ubiquity = 0.25; },
	];
};
wheat = {
	label = "Wheat";
	texture = 13;
	yield = [
		{ resource = biomass; ubiquity = 1.0; },
		{ resource = water;   ubiquity = 0.25; },
	];
};