Explain how ecotourism can be an effective strategy in the sustainable management of tropical rainforest

Name one type of data that h-r diagrams do not show.

Acharreadas is a popular mexican thing where people display varying skills of horsemanship much like what events in the united states?

Ascientist is explaining how background cosmic radiation gives evidence of the big bang theory. she says that radiation has been detected everywhere equally as heat in the universe and is increasing. this has been shown to be residual radiation from the big bang. what error did the scientist make?