--- title: 3.4.6-8.D description: 3.4.6-8.D Gather, read, and synthesize information from multiple sources to investigate how Pennsylvania environmental issues affect Pennsylvania’s human and natural systems. image: https://www.knowatom.com/hubfs/Right%20Image.png --- [![Teacher Login](https://no-cache.hubspot.com/cta/default/347944/f56bee57-133e-4975-8055-799f1f23588b.png)](https://cta-redirect.hubspot.com/cta/redirect/347944/f56bee57-133e-4975-8055-799f1f23588b) [Teacher Login](https://app.knowatom.com/signin) [![KnowAtom Logo](https://www.knowatom.com/hubfs/KnowAtom%20Logo.svg "KnowAtom Logo")](https://www.knowatom.com/) # 3.4.6-8.D Gather, read, and synthesize information from multiple sources to investigate how Pennsylvania environmental issues affect Pennsylvania’s human and natural systems. [![Download a Sample Unit](https://no-cache.hubspot.com/cta/default/347944/20eee377-e175-48fe-a039-ae723137a2a6.png)](https://cta-redirect.hubspot.com/cta/redirect/347944/20eee377-e175-48fe-a039-ae723137a2a6) Science & Engineering Practices - [Developing and using models](https://www.knowatom.com/developing-and-using-models) - [Planning and carrying out investigations](https://www.knowatom.com/planning-and-carrying-out-investigations) - [Constructing explanations and designing solutions](https://www.knowatom.com/constructing-explanations-and-designing-solutions) - [Engaging in argument from evidence](https://www.knowatom.com/engaging-in-argument-from-evidence) - [Obtaining evaluating and communicating information](https://www.knowatom.com/obtaining-evaluating-and-communicating-information) Disciplinary Core Ideas - [Weather and Climate](https://www.knowatom.com/weather-and-climate) - [Conservation of Energy and Energy Transfer](https://www.knowatom.com/conservation-of-energy-and-energy-transfer) Crosscutting Concepts - [Patterns](https://www.knowatom.com/patterns) - [Cause and Effect](https://www.knowatom.com/cause-and-effect) [![New call-to-action](https://no-cache.hubspot.com/cta/default/347944/b5a1446e-d782-4a5f-a019-0b3b98c8304f.png)](https://cta-redirect.hubspot.com/cta/redirect/347944/b5a1446e-d782-4a5f-a019-0b3b98c8304f) ## Browse3.4.6-8.D Lesson Plans Grade Ranges All K-2 3-5 6-8 [![](https://www.knowatom.com/hubfs/image4-Oct-09-2023-07-19-54-4087-AM.png) ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/photosynthesis-and-oil-spills) ## [Photosynthesis and Oil Spills In this unit, students are introduced to the dynamic nature of ecosystems and how disturbances affect them. In this lesson, students observe the effects of an oil spill on the ability of plants to photosynthesize, which can harm an entire ecosystem. This page is a high-level extract of this lesson.](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/photosynthesis-and-oil-spills) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/photosynthesis-and-oil-spills) [![](https://www.knowatom.com/hubfs/image4-Oct-09-2023-07-36-44-6688-AM.png) ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/engineering-shoreline-barriers) ## [Engineering Shoreline Barriers In this unit, students learn about science phenomena related to ecosystems, studying how all living things interact with and depend on other living things and the environment for survival. In this lesson, students explore how humans can create solutions to protect ecosystems by designing an engineering solution for coastal erosion.This page provides an overview of this lesson.](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/engineering-shoreline-barriers) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/engineering-shoreline-barriers) [![](https://www.knowatom.com/hubfs/Grade/Screenshot%20(58).png) ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/groundwater-contamination) ## [Groundwater Contamination In this unit, This page is a high-level extract of this lesson.](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/groundwater-contamination) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/groundwater-contamination) [![](https://www.knowatom.com/hubfs/Grade/Screenshot%20(57).png) ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/engineering-water-filtration-devices) ## [Engineering Water Filtration Devices In this unit, students focus on interactions between the hydrosphere and the geosphere as they explore the phenomena of groundwater in human development. For this lesson, they engineer a water filtration device to treat samples of simulated polluted stormwater runoff. This page highlights key components of this lesson.](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/engineering-water-filtration-devices) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/engineering-water-filtration-devices) Standards citation: NGSS Lead States. 2013. *Next Generation Science Standards: For States, By State*s. Washington, DC: The National Academies Press. Neither WestEd nor the lead states and partners that developed the Next Generation Science Standards were involved in the production of this product, and do not endorse it. ![KnowAtom Logo](https://www.knowatom.com/hubfs/KnowAtom%20Logo.svg "KnowAtom Logo") Quick Links Resources Sign Up for Our Blog ### Sign Up for Our Blog Connect with Us - - - - © 2026 KnowAtom LLC  •  10 Brady Drive Unit 3   •  Ipswich MA •   01938 USA [DO NOT SELL MY PERSONAL INFORMATION](https://www.knowatom.com/do-not-sell-my-personal-information) | [Privacy Policy](https://www.knowatom.com/privacy-policy) | [Terms of Use](https://www.knowatom.com/terms-of-use) ```json { "@context" : "http://schema.org", "@type" : "Organization", "address" : { "@type" : "PostalAddress", "addressCountry" : "USA", "addressLocality" : "Salem", "addressRegion" : "MA", "postalCode" : "01970", "streetAddress" : "27 Congress Suite 410" }, "alternateName" : "KA", "areaServed" : { "@type" : "GeoCircle", "geoMidpoint" : { "@type" : "GeoCoordinates", "latitude" : "+42.5182274", "longitude" : "-70.8877569" }, "geoRadius" : "150 km" }, "description" : "Next Generation Science STEM Curriculum", "email" : "fvigeant@knowatom.com", "image" : "https://www.knowatom.com/hubfs/KA-GSD.png", "logo" : "https://www.knowatom.com/hubfs/Knowatom-2017/Image/logo-1.png", "mainEntityOfPage" : { "@id" : "https://www.knowatom.com/3.4.6-8.d", "@type" : "WebPage", "description" : "3.4.6-8.D Gather, read, and synthesize information from multiple sources to investigate how Pennsylvania environmental issues affect Pennsylvania’s human and natural systems." }, "name" : "KnowAtom", "sameAs" : [ "https://www.facebook.com/KnowAtom", "https://twitter.com/KnowAtom", "https://www.youtube.com/channel/UCS0rbN0RfqaU1xaISrdVpTA", "https://plus.google.com/110709105138117096940" ], "telephone" : "(617) 475-3475", "url" : "https://www.knowatom.com" } ```