IA（Internal Assessment）是IB课程的内部评估，每一门科目都会有一个IA，IB环境系统与社会这一科目也不例外，要做IA，选题很关键，今天留求艺留学为大家总结了30哥IB环境系统与社会IA高分选题，供大家参考
IB课程的环境系统和社会是一门跨学科的课程，主要学习生态系统和生物群落，如热带雨林和沙漠，生物多样性和濒危物种，人口，包括人口规模、居住地和人口特征等内容。IA选题也可以在这几个话题中选择。
1、Examine the long-term effects of oil, heavy metals, pesticides, and fertilizers on the development of various aquatic plant names in a variety of environmental situations.
研究石油、重金属、杀虫剂和化肥在各种环境情况下对各种水生植物的发展的长期影响。
2、Find out how much trash is deposited on different beaches in the Singapore area and what kind it is.
看看有多少垃圾堆积在新加坡地区的不同海滩上，以及垃圾的种类。
3、Analyze the similarities and differences across populations at various stages of development.
分析不同发展阶段人群的异同。
4、Examine contamination in the water, the land, or the air by monitoring for the presence or absence of indicator species
检查水，土地或空气中的污染，通过监测是否存在指示物种
5、Think of a way to test how acid rain affects plants or how it degrades concrete
想想一个测试酸雨如何影响植物或它如何降解混凝土的方法
6、Examine the link between two factors, such temperature and dissolved oxygen concentration
检查两个因素之间的联系，如温度和溶解氧浓度
7、Create a study to discover how UV rays affect various things from plants to rubber and plastics
创建一个研究来发现紫外线是如何影响从植物到橡胶和塑料的各种东西的
8、Find out why people's perspectives on global issues vary so much from one another and what causes these differences
找出为什么人们对全球问题的看法差异如此之大，以及造成这些差异的原因
9、Take your pick of an environment and look at the process of succession there. You can use your sampling abilities to infer whether or not the observed changes can be attributable to succession by comparing your results with published information on the species that are typical for the region.
选择一个环境，看看那里的继承过程。您可以使用您的采样能力，通过比较您的结果与发表的关于该地区典型物种的信息，来推断观察到的变化是否可归因于演替。
10、Create a research plan for a certain soil-related topic, such as soil compaction, soil conditioners, wind-dampening methods, or cultivation strategies.
为特定的土壤相关主题制定研究计划，如土壤压实、土壤调节剂、风湿方法或栽培策略。
11、Examine how two or more environments differ in their levels of biodiversity.
研究两个或两个以上的环境在生物多样性水平上的差异。
12、Create a study that will examine a factor that is preventing a certain organism from flourishing
创建一项研究，检查阻止某种有机体繁荣的因素
13、Find out what influences how well the Lincoln index predicts things.
找出影响林肯指数预测效果的因素。
14、Create a plan and conduct an inquiry on what causes sediment load in runoff.
制定一个计划，并进行调查，是什么导致了径流中的泥沙负荷。
15、Take one variable that affects Elodea photosynthetic rates and examine its impact.
取一个影响Elodea光合速率的变量，研究它的影响。
16、Examine whether or if a certain environment, like mangroves, displays zonation patterns.
检查某些环境，如红树林，是否显示分区模式。
17、Discover how the productivity of an ecosystem varies throughout its many habitats.
发现一个生态系统的生产力如何在其不同的栖息地变化。
18、How the effects of wildfires contribute to climate change
野火是如何影响气候变化的
19、The impact of pesticide usage on the variety of species
农药使用对物种多样性的影响
20、Influence exerted by the United States Desert bighorn sheep impeded in their movement by the border wall.
美国沙漠大角羊的影响被边境墙阻碍了它们的移动。
21、The effects of acid rain on the development and germination of plants
酸雨对植物发育和萌发的影响
22、The slowing down of plants' rates of growth due to salinization
盐渍化:由于盐渍化而使植物生长速度减慢
23、The pace at which biodegradable polymers break down in the environment
生物可降解聚合物在环境中分解的速度
24、The proportion of a person's ecological footprint that is attributable to their level of income
一个人的收入水平在生态足迹中所占的比例
25、The impact of carbon emissions and acid rain on the level of economic growth
碳排放和酸雨对经济增长水平的影响
26、The influence of agricultural fertilizer on the abundance and variety of stream macro-invertebrates in the Danube River
农业肥料对多瑙河大型无脊椎动物数量和种类的影响
27、How much of an impact does proximity to a forest have on the biodiversity of the surrounding soil?
靠近森林对周围土壤的生物多样性有多大影响?
28、How much of an impact does doing dishes in the sink have on the amount of water used?
在水槽里洗碗对用水量有多大影响?
29、What difference exists between the ages of people living in Huston who recycle, and what factors contribute to this discrepancy?
居住在休斯敦的回收者的年龄之间有什么差异?是什么因素导致了这种差异?
30、How significant is the impact of agriculture on the many ecosystems of the Danube River in Germany?
农业对德国多瑙河生态系统的影响有多大?
31、Cans spray substances into the air have an impact on the ozone layer?
罐头喷射到空气中的物质对臭氧层有影响吗?
32、What kind of relationship exists between the amount of CO2 emitted and the life expectancy rate in France?
在法国，二氧化碳排放量和预期寿命之间存在什么样的关系?
33、How much do different age groups in Mexico City's population influence people's perspectives on environmental issues?
墨西哥城不同年龄段的人口对人们对环境问题的看法有多大影响?
34、What kind of influence does the use of well water have on the development of Ocimum basilicum?
井水的使用对龙舌兰的发展有什么影响?
35、Is there a significant connection between the amount of CO2 released into the atmosphere and the death rate brought on by respiratory diseases in Buenos Aires?
在布宜诺斯艾利斯，排放到大气中的二氧化碳量与呼吸系统疾病造成的死亡率之间是否有重大联系?
36、How much of an impact does the proximity of a highway have on the development of lichen?
靠近高速公路对地衣的发育有多大的影响?
37、How much of an impact does the quality of the water in Green Lake have on the fluoride levels in the ground water within a range of two kilometers?
绿湖的水质对两公里范围内地下水中的氟化物含量有多大影响?
以上就是有关IB环境系统与社会IA选题的介绍，希望对大家有帮助，留求艺留学是专业的IB课程辅导机构，提供各大科目及IA/EE的指导，如果大家觉得IA很难，不知道该如何下手，可以找我们专业的老师帮忙哦，我们的写作服务包括选题、 初步研究、研究课题的开发以及写作和编辑。需要的同学可以直接在线咨询哦~
