Micro Snow Biomes (Bird Poop) seem to have increased again

There seems to have been an increase in the number of micro snow biomes in 21W38A which look very odd.

Examples 

Seed -138885549491074079

/execute in minecraft:overworld run tp @s 14416.79 243.83 7447.74 963.94 37.05
/execute in minecraft:overworld run tp @s 13503.97 221.34 6204.81 995.76 50.85