今后受全球人口增长、耕地和水资源约束以及气候异常等因素影响，全球粮食供求将长期趋紧。
Future global population growth, arable land and water resources and climate anomalies, such as binding factors, long-term global food supply and demand will be tight.
供给方面，中国的粮食增长受到耕地和水资源约束；需求方面则受到收入增长和人口城市化的推动。
In China, the increase of grain is inhibited by the decreased arable land and water resources while the demands of grain are impulsed by the increased incomes and population urbanization.
保护和利用水资源，实现人与自然和谐相处，需要制度和法律的约束，更需要道德来规范。
Protection and using water resources, to achieve harmony between human being and nature, require institutional and legal constraints, also need to regulate morality.
因此，提出了充分认识流域水资源系统演变规律性，约束人类活动的影响，均衡保护利用流域水资源的有关建议。
Therefore, the article proposed some advices about respecting evolvement laws of groundwater system, restricting the affect of human behaviors, and maintaining a balanced use of water resources.
因此，提出了充分认识流域水资源系统演变规律性，约束人类活动的影响，均衡保护利用流域水资源的有关建议。
Therefore, the article proposed some advices about respecting evolvement laws of groundwater system, restricting the affect of human behaviors, and maintaining a balanced use of water resources.
应用推荐