Consider the following statements regarding Ozone and Atmospheric Boundaries:
I. The Ozone layer is found between 10 km and 50 km from the Earth's surface.
II. An oxygen-rich atmosphere formed approximately 200 million years ago.
III. The Karman line is the boundary located at 100 km altitude.
Which of the following is/are correct?
Consider the statements regarding Water Vapor and Dust:
I. The amount of water vapor increases as one moves from the equator toward the poles.
II. Dust particles are typically found closest to the Earth's surface.
III. Water vapor helps maintain Earth's temperature by trapping terrestrial radiation.
Which of the following is/are true?
Consider the statements regarding the Greenhouse Effect and Gases:
I. The Keeling Curve is used to record changes in atmospheric Nitrogen.
II. $CO_2$ absorbs terrestrial radiation and reflects it back to Earth.
III. Most atmospheric gases remain stable in volume, except for $CO_2$.
Select the correct option:
Consider the following statements about the Earth's atmosphere:
I. The majority of atmospheric air is concentrated within the first 32 km from the surface.
II. Outer space officially begins at an altitude of 50 km.
III. Gravity is the force that holds the atmosphere around the Earth.
Which of the statements above are correct?