Explain why an action such as cleaning up the garbage in a park is not a sustainable action on its own. What else is needed along with such an action to make it sustainable?

Which revolution led to the development of these civilizations?

In 2009, the author pawel bozyk, described brazil as a newly industrialized country. while its economy had not yet reached that of highly developed countries, brazil has moved itself into being a significant member of the international economy. what economic model does brazil fit into, regarding its development path?

Exactly what kind of weather conditions would a cold front produce?