What happens when the fertility in a forest floor increases?

What materials were used in the leaning tower construction? Where is sugar mountain located? What factors led to the creation of the Sahara Desert? What are five ways lakes are destroyed? Is the Amazon river longer or shorter than the parana river in Suoth America? Where is the deepest trench in the Mediterranean sea? Where is the Hill Museum Corp in New Haven Connecticut located? What does it cost to swim at Nockamixon State Park? What is the modern day name for the roman lake? What is the name of the country west of Dominican Republic? How did the Missouri river get its name? The trip taken by slaves across the Atlantic ocean animals called what? What kinds of plants eat bugs in the rainforest? What part of the pacific ocean does the sea otter live in? How long is the great walls of cchina? Name 3 states along the Ohio River? What season did Jason come on laguna beach? Is mount Whitney the tallest point in the US? What does Tigris Euphrates nile indus and Huang he rivers have in common? How many countries does the Amazon go through?