There is a decrease in air temperature of around 0.6 to 0.7 °C for every 100 m gained in height. Cold mountain or alpine biomes are found at high altitude, even along the equator. Continentality ...
It’s not just that he’s far from home, it’s that we’re in a totally different biome. Biomes are areas of the planet with a similar climate and landscape, where similar animals and plants live.