Yes...one dog has been observed to kill themselves purposefully.
The heating of the troposphere<span> is </span>caused<span> by convection currents. Convection currents are created when the sun warms the air currents at the planet's equator to a greater degree than it does at the planet's poles.
Hope this helps you, and happy studying~!
~Mistermistyeyed.</span>
Explanation:
I don't think he provided all the information or some words are misspelled
