Why did Darrell like the idea of Pfand?
What project are Darrel and Farah both working on?
What does Farah think these countries need to do?
What environmental topic did Darrell choose for his paper?
What topic is Farah writing about?
What weaknesses did he find while researching?
the Pfand system in Germany
Some people have trouble getting back their deposits because different stores have different policies.
a research paper on environmental policies and systems
(keep revising their eco-friendly laws
the Microbead-Free Waters Act in the US
because it seemed flawless