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Environmental Science

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Ecosystem Energetics

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Ecosystem Energetics Laws of Thermodynamics 1st ? Energy can neither be created nor destroyed, only transformed from one type to the other All energy in an ecosystem ultimately comes from the sun 2nd ? In any transfer of energy, energy is lost. Energy is constantly being lost to the environment as heat Primary Productivity Primary Productivity is the production of organic compounds from atmospheric or aquatic CO2, principally through the process of photosynthesis Plants use the product of photosynthesis in 2 ways 1. Plant structures such as proteins, cells, tissues (building the plant body) 2. Fuel for Respiration. This powers such processes as growth, transpiration, reproduction, etc. Gross primary productivity (GPP) ? total amount of energy from photosynthesis

Biodiversity

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Biodiversity Biodiversity is the variety of life on earth and the essential interdependence of all living things Scientists have identified more often than 1.4 million species. Millions remain unknown. Indicators Species Indicator species serve as early warning of damage to a community Birds and butterflies are migratory and are excellent indicators of the environment Amphibians are vanishing rapidly Global climate change Dehydration weakens amphibians Intro of non-native predatory fish into aquatic habitats Pollution Consume insects that have pollutants Keystone Species A keystone species holds a community together Lacey Act One of the earliest laws in the US to control the trade of wildlife (JUST US LAW) Endangered Species Act Protects endangered species

Chapter 4 Notes

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TRINI SOZA, 5h PERIOD. Chapter 4 ? pgs 88-98, pgs 108-112 MC 1-5, 11 FRQ #1 Chapter 14 ? pgs 381-185,, 194-202 FRQ # 1, 2 pg. 390 Global processes determine weather and climate Weather includes temperature, humidity, clouds, precipitation, wind speed and atmospheric pressure Climate means the average weather that occurs in a given region over a long period of time Northern areas and South Poles are colder than those closer to the equator Areas at high elevations are colder than areas in lower elevation Areas near the equator receive tremendous amounts of rain Regions at latitudes around 30 degrees N and S receive very little rain Differences in temperature and precipitation determine which organisms can survive in specific areas

Chapter 4 and 14 Notes

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TRINI SOZA, 5h PERIOD. Chapter 4 ? pgs 88-98, pgs 108-112 MC 1-5, 11 FRQ #1 Chapter 14 ? pgs 381-185,, 194-202 FRQ # 1, 2 pg. 390 Global processes determine weather and climate Weather includes temperature, humidity, clouds, precipitation, wind speed and atmospheric pressure Climate means the average weather that occurs in a given region over a long period of time Northern areas and South Poles are colder than those closer to the equator Areas at high elevations are colder than areas in lower elevation Areas near the equator receive tremendous amounts of rain Regions at latitudes around 30 degrees N and S receive very little rain Differences in temperature and precipitation determine which organisms can survive in specific areas

Chapter 15 Notes

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HI ALEX YOURE MY FAVORITE IN THIS WHOLE ENTIRE WORLD!! (and I like him so much oh my gosh) Chapter 15 Notes Trini Soza Air pollution The introduction of chemicals, particulate matter, or microorganisms into the atmosphere at concentrations high enough to harm plants, animals, and materials such as buildings, or to alter ecosystems - Air pollution is the most widespread environmental damage. - 147 million metric tons of air pollution released each year by the US. - The world releases about 2 billion metric tons a year. - Air quality has improved over the past 20 years in developed countries. - Developing countries however have higher air pollution sometimes ten times higher than the pollution levels considered safe for human health. Natural Air pollution:

Overcrowding

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Alleviate Overcrowding America?s federal prisons are in trouble. They?re so crowded they?re endangering the lives of inmates and?corrections officers, the director of the Federal Bureau of Prisons, Charles Samuels Jr.,?testified at a Senate hearing?on Wednesday. And the immense cost of confining so many people is draining vital resources from from other public safety endeavors, includinginvestigations and prosecutions. Politicians across the political spectrum, from Sens. Cory Booker (D-N.J.) to Rand Paul (R-Ky.), increasingly agree that something has to be done. Send fewer people to prison for?drug crimes. The problem:?There are 219,000 inmates in the federal prisons system -- compared with 25,000 in 1980. About half are there for drug offenses.

Unit 5 Assignment 1

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IS4799 Unit 5 Assignment 1 Brian Rudebeck Task Number Task Description Required Resources Cost Duration 001 Workstation Domain ? Gap Analysis (Network and Physical) Review the assessment documents with the requirement documents Documentation of State and Federal requirements Gap analysis documents $1,000 Labor 10 Hours 002 Workstation Domain ? Risk Analysis/Vulnerability Assessment (Network and Physical) Use Nessus to scan for vulnerabilities on the Workstation Domain Install Norton 2014 on all workstations Norton 2014 Anti-Virus Nessus Scan $10,000 15 Hours 003 System/Application Domain ? Gap Analysis (Network and Physical) Review the assessment documents with the requirement documents Documentation of State and Federal requirements Gap analysis documents

SC4730 Assignments

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Environmental Science GRADED ASSIGNMENTS ITT TECHNICAL INSTITUTE SC4730 Environmental Science Onsite Course GRADED ASSIGNMENTS Environmental Science 09/04/2012 Assignments and Exercises?????????????????????? page 2 Labs????????????????????????????????.page 16 Project?...............................................................................................................page 21 Graded Assignments Unit 1 Exercise 1: Statistics and Graphing Course Objectives and Learning Outcomes In this assignment, you will interpret and graph descriptive statistics. Assignment Requirements Work in small groups to complete Problems 1-4 given in the worksheet provided by your instructor (Problems Worksheets). This is also available at the link below.

Unit 5 Assignment 2

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Guardian Security Solutions Unit 5 Assignment 2 IS4799 Assignment 5.2 This document will give the outline to conduct a security assessment in your company. The fallowing areas of the company that will be covered are workstation and systems/application. Section 1 will be workstations and section 2 will be systems/applications. Section 1 Inventory workstations - You need to know how many workstations are on the network so you can keep track of them. To do this, get an assets control system example (SCCM) for one. Inventory OS on each - You need to know what your company has for OS?s so you know when you need to do to get them all up to date. Plane for a project to update all workstations OS?s

Unit 6 Assignment 2

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Guardian Security Solutions Unit 6 Assignment 2 IS4799 This document will discuss the procedures that will help mitigate risks to your environment. The mitigation of risk will include workstations, servers, updates, anti-virus software, and encryption. Workstation?s Operating System ? You will want to have the computers with Windows XP on them updated to Windows 7 Enterprise Service Pack 1. This can be achieved by using System Center Configuration Manager (SCCM). Updates ? Using SCCM, you will want to scan all of the workstations and servers on the network to validate they are up to date with patches. The workstations found on the network that aren?t up to date will need to be patched first by SCCM.

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