What do you call the green thing growing on rocky surfaces where a small amount of water is constantly flowing? - Quora

How can a waterfall be underwater? - Quora

Why is green sand only found on one beach in Hawaii? - Quora

Is water an interacting part of a rainforest ecosystem? - Quora

Why haven't trees adapted to grow in much higher altitudes? - Quora

Why is the world not covered in sand? It has been created continuously by all ocean shores since water existed on our planet. - Quora

I have a succulent hawthorn, and it has a scab-looking thing on each tip. What do I do? Do I pick it off? - Quora

Can you mow wetlands? - Quora

What would you hear on the arctic tundra, and how would you describe the Arctic tundra? - Quora

How do disturbances impact aquatic ecosystems and their recovery? - Quora

Why does the ocean not have algae? - Quora

Do you know of any waterfalls that look like rainbows? - Quora