score_9, score_8_up, score_7_up, score_6_up, lineart, A set of individual isometric pixel art icons, each representing one of the following biomes: plains, forest, mountains, steppe, volcanic, desert, savannah, swamp, mangrove, glacier, tundra, river, lake, and beach. Each icon should be placed on a white background with no text and should be fully visible, making sure none are cut off. Each biome should be distinct with its appropriate colors and features, like trees, rocks, water, or vegetation suitable for each biome, while maintaining an isometric pixel art style.,gmic_\(2dxiantiao\)
