I believe the biosphere is fragile, because over time all of the pollution us humans have made; If its from air pulloution, acid rain or even water pollution. the toxic acids over time have made the biosphere and the ozon layer weaker and more thin. which causes the biosphere to become weaker.
Answer:
well I'll gladly take your pionts.
It is called a watershed.
Yes and no, yes because they need to learn how the industry works and how you gain and lose profit, no because they are too young and can’t understand the concept of running a site.
Answer:
The kingdom Animalia, or Metazoa, includes all animals. Animals are multicellular, eukaryotic organisms, which are heterotrophic, meaning they obtain nutrition from organic sources.
Explanation:
you welcome plz mark as brainlest