The lawsuit cited Norfolk Southern's escalating accident rate, which has allegedly risen 80 percent in the past 10 years.

该诉讼引用了诺福克南方公司不断上升的事故率，据称在过去 10 年里事故率上升了 80%。

He has this warning as infection rates escalate in countries with high population densities like India.

他发出这一警告时，印度等人口密度高的国家的感染率正在上升。

Over the last 20 years, as a nurse practitioner and a functional nutritionist, I've seen tremendous shifts, tremendous shifts in health and wellness: escalating rates of obesity, diabetes and cardiovascular disease, many of which are preventable.

在过去的 20 年里，做为一个执业护士和功能营养学家，我看到了一些巨大的转变，在身心灵健康上的巨大转变：节节上升的肥胖、糖尿病和心血管疾病的比例，其中有很多是可避免的。