Two human developments that would increase the risk of being affected by natural hazards are pollution ,this is a reason why many animals are dying and if we carry on it could be the end as we know it another human development is like the corona virus this is the way of Mother Nature being sick and telling us that there is too many people on the planet
The most important layer of earth is the Troposphere because it is where we live. The only layer where we can breathe.
I believe your answer is just "The Alps"
Answer:
Jupiter's moons are orbiting Jupiter while Jupiter's position doesn't change. Each day, there are some moons visible, while others are hidden behind Jupiter.