what do you mean by the line- fertility falls as income rise, education spreads, and health improves. Share with your friends Share 2 Shraddha Madhwani answered this Please follow the link given below:https://www.meritnation.com/ask-answer/question/t-does-palkiwala-suggest-for-controlling-of-population/the-ailing-planet-the-green-movements-role/6386375 -1 View Full Answer