What are two regions with vastly different life expectancies?

The declining axolotl population in mexico city is an example of in overcrowded cities. a. the surpassing of support capacity b. changes to natural environments and native species c. the lack of safe homes and tenured spaces d. the effects of a growing urban heat island

Which types of seismic waves travel through earths interior? select all that apply. a) l waves b) p waves c) s waves

Countries trade with each other because resources are not evenly distributed across the globe. true or false