But even in the remaining, poorer, half of the world, fertility rates have come down spectacularly, from 5.2 in 1970-75 to 2.6 now.

但就算是在较为贫困的另一半世界，生育率也明显下降，从1970到75年的5.2减少到现在的2.6。

youdao

the fertility rate of half the world is now 2.1 or less—the magic number that is consistent with a stable population and is usually called “the replacement rate of fertility”.

世界上一半的地区，生育率仅为2.1%，甚至更低。 这一比率通常被称作“生育替代率”，标志着人口数量的稳定。

youdao

However, the fall in fertility is already advanced in most of the world.

然而，世界大部分地区的生育率(繁殖力)已经下降。

youdao

Doctor Murray says lower fertility rates around the world, combined with higher earnings, are also reducing deaths.

VOA: special.2010.04.14

One notable exception was the late Jacques Cauvin, who, in the seventies, proposed that an early form of religion a cult of the bull and the fertility goddess had fostered a fertility-oriented world view that eventually engendered the shift to agriculture.

NEWYORKER: The Sanctuary

Richer countries on average have lower fertility rates so as the world becomes richer fewer children are born.

FORBES: Solving Climate Change

Israeli Jewish women have the highest fertility rate in the Western world with an average of three children per woman.

CENTERFORSECURITYPOLICY: Is Israeli society unraveling?