Guido Hoeger

why do poeple say cats are ok: purrr or dogs are ok: wooof?

Why do people say "cats are okay: purr" and "dogs are okay: woof" on almost every apartment listing? What is the significance of the "purr" and "woof" part?

How does severe weather in earth’s atmosphere affect earth’s biosphere?

How does severe weather in Earth's atmosphere impact the biosphere? Specifically, what are the effects of phenomena such as hurricanes, tornadoes, and extreme temperature fluctuations on ecosystems, p...