First - time buyers and young families will decrease as Canadian low fertility rates are going to have a major impact on the next generations. (remonline.com)
And in low fertility countries family sizes will continue to remain below replacement levels. (dotearth.blogs.nytimes.com)
The major advantage of forests and trees as a source of biomass is their lower energy inputs and their ability to grow on sites with lower fertility than those required for agriculture. (greenfacts.org)