How much they will change will depend on numerous feedbacks, not the least the kinds that we ourselves as humans will introduce in years and decades and centuries to come. (dotearth.blogs.nytimes.com)
Through climate modelling — using computer technology to predict climatic changes over years and decades in much the same way as tomorrow's weather is forecast. (chimalaya.org)
Exposure to asbestos is dangerous in part because it does not cause obvious irritation; contamination manifests itself over the course of years and decades, not days. (discovermagazine.com)