Sentences with phrase «dramatically over the past quarter century»

And even as maternal deaths have dropped dramatically over the past quarter century, an estimated 830 women across the world still die every day from preventable causes related to pregnancy and childbirth.

Thanks in large part to satellite measurements, scientists» skill in measuring how much sea levels are rising on a global scale - currently 0.13 inch (3.4 millimeters) per year - has improved dramatically over the past quarter century.