To stopglobal warming we’ll have to switch from fossil fuels to alternativeenergy—regardless of how big the population gets.

为了阻止全球变暖，我们必须把矿物燃料转为替代能源——不管人口增长规模有多大。

youdao

But the use of fossil fuels was clearly vital in driving a step change in rates of economic and population growth.

然而矿物燃料的应用无疑是至关重要的，他使经济与人口增长跃上了新的台阶。

youdao

Following a slower population growth path could reduce fossil fuel emissions by an extra 1.1 billion tonnes of carbon per year by 2050.

如果人口增长放缓，那么到2050年，化石燃料的排放每年将会减少11亿吨的碳排放。

youdao

In the new study, scientists studied mitochondrial DNA extracted from well-dated fossil bear skeletons to work out how population size changed over time.

BBC: Early human 'squatters' drove cave bears to extinction

But unlike finite fossil fuels, this resource continues to grow, driven by increasing GDP, population, and service loads.

FORBES: Log Baby Log: The Race to The Big New Resource Play You Haven't Heard Of

In the years since, the population has grown from 3 billion to 7 billion and consumption of fossil fuels has only accelerated.

FORBES: Meditation On A Shrinking Planet