List two ways cities affect the surrounding regions?

The promise of jobs and prosperity among other factors pulls people to cities, half of the global population already lives in cities. And by 2050 two thirds of the worlds people are expected to live in urban areas.

That is false the sun’s core does not fusion

So  if  the sum of the enthalpies of the reactants is greater than the products, the  reaction  will be  exothermic.  if  the products side has a larger enthalpy, the  reaction  is  endothermic. you may wonder why  endothermic reactions, which soak up energy or enthalpy from the environment, even happen