What are the two primary factors that determine what terrestrial (land-based) biome exists in a given location?

What are the two ways in which you can identify forms? cones and spheres are examples of (dark/artifical/geometric) forms, whereas mountains and trees are (natural/organic/light) forms.

I'm writing a teen romance novel. this novel is different the characters fall in love with you as you read the story. you suddenly have a special connection with your crush and a devastating accident has changed your life. do you have a is it? is this connected to the accident you recently had? does your 'boyfriend' really love you? so many questions yet to be answered. rewrite the summery so that it will catch people's eye. what would be some great titles? what do you think will happen in the story i'm writing? what questions catch your eye?

What is the title of chekhov’s only full-length novel