You misread the article. Climate change will cause those problems, but not by the year 2000. Carbon emissions have very long term effects that are hard to rever

You misread the article. Climate change will cause those problems, but not by the year 2000. Carbon emissions have very long term effects that are hard to reverse. Twenty years ago we had already emitted enough CO2 to cause dramatic changes over the next couple of generations. That's why all IPCC scenarios with tolerable warming nowadays include magical atmospheric carbon scrubbing technology.