What do the population demographics of Germany and Indonesia have in common?

Dry land planting can benefit the environment by reducing the need for tillagate

What organisms with hard parts stand a good chance of being fossilized if they are

What is the most effective approach the government can take to keep the air clean? create and enforce regulations that limit fossil fuel burning by industries use funds to understand why smoke and mold are causes of outdoor air pollutants educate people about the threats to outdoor clean air from visible forms of air pollution modify regulations under the clean air act by including expensive options to reduce air pollution