Forgotten Realms: Elminster's Ecologies Campaign Expansion

The world is vast and varied, comprising towering mountains, dense jungles, and sprawling seas. There are regions so cold that their snow never melts, others so hot that their rain turns to steam as it touches the ground.

It is this variety of environments that accounts for the variety of life. In my travels I have noted 73 distinct types of pine trees... I estimate the number of fishes at well over five thousand. The number of insect species likely exceeds the number of grains of sand on the shores of Dragon Reach.

Every environment, no matter how hostile to humankind, is compatible with some form of life. The diversity and adaptability of organisms are staggering....