生态系统培训 Introduction_CN.pptx

Ecosystems and Biodiversity生态系统和生物多样性1. Introduction 介绍;Objective目标;What is Ecology?什么是生态学？;4;5;6;7;8;9;10;11;What is an Ecosystem?什么是生态系统？;13;Ecosystems maintain themselves by cycling energy and nutrients 生态系统通过能量和营养物质的循环来维持平衡;What is Biodiversity?什么是生物多样性？;Biodiversity is found everywhere on earth 生物多样性存在于地球上任何地方 ;In a single droplet of water 在一个水滴里 ;Inside your gut 在你的内脏里;In a handful of soil 在一捧泥土里 : ;In a field or hedgerow 在田地或绿篱里 : ;In rivers, estuaries and lakes 在河里、河口里和湖里 : ;On beaches and in the sea 在海滩和海洋里 ;Within a single tree and across an entire rainforest 在一棵树和整片雨林里 ;24;Why is biodiversity important?生物多样性为什么重要？;Biodiversity is variation 生物多样性是变化的 Variation is healthy for an ecosystem 对一个生态系统来说变化是健康的 Biodiversity boosts ecosystem productivity where each species, no matter how small, has an important role to play. 生物多样性提高了生态系统的生产力, 每个物种, 无论多么小, 都可以发挥重要作用。 A larger number of plant species means a greater variety of crops 更多的植物种类意味着更多的作物种类 Greater species diversity ensures natural sustainability for all life forms 更高的物种多样性确保了所有生命形式的自然可持续性 Healthy ecosystems can better withstand and recover from disasters 健康的生态系统能够更好地抵御灾害并从灾害中恢复 ;We rely on biodiversity for healthy ecosystems 我们依靠生物多样性获得健康的生态系统 A healthy ecosystem provides a number of important natural services for everyone: 健康的生态系统为每个人提供了许多重要的自然服务: ;We rely on biodiversity for healthy ecosystems A healthy ecosystem provides a number of important natural services for everyone: Ecosystem services 生态系统服务 Nutrient storage 储存营养 Water purification 净化水质 Healthy soils, healthy air 健康的土壤和空气 ;We rely on biodiversity for healthy ecosystems A healthy ecosystem provides a number of important natural services for everyone: Biological resources 生物资源 Food 食物 Wood 木材 Medicines 药物;We rely on biodiversity for healthy ecosystems A healthy ecosystem provides a number of important natural services for everyone: Social services 社会服务 Cultural values 文化价值 Tourism 游憩 Well-being 愉悦;