这些租约附带了细致的条款，以减轻对北极熊等物种的任何可能的环境伤害。
The leases come with painstaking stipulations to mitigate any possible environmental harm to species like the polar bear.
有明确的科学证据说明可避免与伤害相关的死亡并可减轻伤害的影响。
There is clear, scientific evidence that injury-related deaths can be avoided and the effect of injury mitigated.
有效的跌伤预防规划旨在减少跌伤者数量，降低跌伤率，以及减轻伤害的严重程度（如果发生跌伤的话）。
Effective fall prevention programmes aim to reduce the number of people who fall, the rate of falls and the severity of injury should a fall occur.
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