Organisms that provide an early warning of environmental damage are known as:

An experimenter is examining the relationship between age and self-disclosure. a large sample of participants that are 25 to 35 years old and participants that are 65 to 75 years old are compared, and significant differences are found with younger participants disclosing much more than older people. the researcher reports an effect size of .34. what does this mean

As our current atmosphere formed, the concentrations of various atmospheric gases fluctuated. match each gas with the explanation that best describes how its proportion changed during the evolution of the atmosphere.

Name that largest artificial lake built in the 11th century