1. Explain why you agree or disagree with the following proposition: The world will never run out of resources because we can use technology to find substitutes and to help us reduce resource waste
on lichens (a fungus that grows on rocks) designed an experiment as follows:
He proposed to bring rocks with lichens
into the laboratory
, where he would expose them to urban air pollution. (His university was located in a major
area.) He then proposed to circulate outside air into the laboratory and measure the effects. What is wrong with this experiment design?
would you design a better experiment?