"Earthling", or, since it would amazingly impossible for an identical human species to form somewhere else in the universe, "Human"
The term for the land, water, and air on Earth is the environment.
The term that refers to all the land surface of the earth is "Lithosphere."
Deciduous earth is a term that doesn't have a standard scientific definition. It may be a misinterpretation or a mix-up of terms. "Deciduous" usually refers to trees that shed their leaves seasonally, while "earth" refers to the soil or ground. It's possible that someone is referring to soil in areas where deciduous trees are common, but this isn't a widely recognized term in geology or soil science.
The term that describes Earth's atmosphere is "troposphere." The troposphere is the lowest layer of Earth's atmosphere, where weather events occur and temperature decreases with altitude.
Geothermal energy is the term used to describe energy that comes from inside the earth, usually in the form of heat stored in the Earth's crust.
Such a person is a Geologist.
Biodegradable is a term that refers to a substance that can be broken down and decomposed by the earth. Meaning that if someone litters, after a certain amount of time, it will revert back to the compounds it was made of.
The term "natu" is often used as a playful or affectionate term when referring to someone with a natural or down-to-earth personality. It may also suggest that the person is genuine, authentic, or connected to nature in some way.
The term for someone who loves paper is a 'philibuster.'
The African Luhya term for the English 'earth' is Eshialo.
The term used to refer to someone with a Ph.D. is "doctor."
One term for someone with no genitals is "agender." This term refers to individuals who do not identify with any gender.
Earth's core
earth science
The term for the land, water, and air on Earth is the environment.
A cosmonaut is a Russian term for an astronaut, someone trained to travel and work in outer space. The term is specifically used for individuals from Russia or other countries that were part of the former Soviet Union.
The term that refers to all the land surface of the earth is "Lithosphere."