While impacts could be easily quantified for agriculturalproducts which are traded on international markets, impacts on ecosystems were harder to assess monetarily.
Yet over the last 50 years,humans have had more impact on ecosystems than at any other time in history.
尽管观察到水道中的塑料污染及其对生态系统的巨大影响,他还是决定选择希望。
Despite observing plastic pollution in waterways and its dramatic impact on ecosystems, he decided to remain hopeful.
思考一下其他生态系统,比如狼对生态系统的影响并不会在每时每处都发挥作用。
Thinking about these other ecosystems, like wolves, their effects in their ecosystems don't play out in all placesin all times.
而与化石燃料相比,由于农业活动占用大量的土地和消耗巨量的水,对生态系统的影响更直接。
More than fossil fuels, agricultural activities directly influence ecosystems by occupying large land areas and using huge quantities of water.
作者们强调要进一步调查造成这种“下降”的原因,及其对生态系统的潜在影响。
The authors urge further investigation of causes for this decline, its geographical extent,and how its potential impact on the ecosystem.
另外,还有皮肤和吸入暴露的问题,以及对生态系统的影响。
There are also questions about dermal and ingestional exposures, and about ecosystem effects.
作者敦促进一步调查下降原因,其地理范围,以及其对生态系统的潜在影响。
The authors urge further investigation of causes for this decline, its geographical extent,and how its potential impact on the ecosystem.
有机磷农药的毒性虽大,但一般容易降解,积累性不强,因而对生态系统的影响不明显;
Toxicity of organic phosphorus pesticide, although large, but generally susceptible to degradation,accumulation is not strong, and impact on the ecosystem is not obvious;
解决环境问题的关键是要提高员工对环境问题的意识,以及尽量减少对生态系统的负面影响。
The key is to raise awareness for environmental issues among your staff andto minimize negative impacts on the ecosystem.
而这还没有考虑立法、规划许可、抗议群体以及对生态系统的影响。
And this is before we even consider legislature, planning permission,protest groups and theeffect on the ecosystem.
不在这些方面采取行动,就难以有效地减少捕鱼活动对生态系统的影响。
Without action in these areas,it will be difficult to mitigate effectively ecosystem impacts of fishing activities.
对这些活动大多采取部门式管理,未考虑它们各自或集体对生态系统的影响。
Most of these activities will already be managed sectorally,without taking into account their effects on the ecosystem either individually or collectively.
最近的报告突显了鱼粉加工业造成的广泛过度捕捞现象和对生态系统的不利影响。
Recent reports highlight extensive overfishing and negative ecosystem impacts caused by the reduction industry.
(b) To build capacities of regional, subregional,national and local entities to assess and minimize impacts on ecosystems to reverse their decline and build resilience to maximize the delivery of ecosystem services.
Increasingly, RFMOs are addressing ecosystem effects through working groups which consider both the ecosystem effects on fish stocks andfishing impacts on the ecosystem.
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