Main Library will be closed on Sat., Aug. 29, to prepare for an event. Phone calls will be accepted that day.
The Literary Society event featuring Louise Penny is sold out
Library Branch at Mill Creek MetroParks will be closed during Canfield Fair, Sept. 2-7
Home > Subject Area Research / Environment

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Encyclopedia of Earth
This scholarly site offers quality information on the earth and its natural environments, as well as current news articles.

This data warehouse provides a single point of access to information from a variety of EPA databases.

The U.S. Environmental Protection Agency provides information on programs, research, laws and regulations, pollution, pesticides, and more. 

Scorecard: The Pollution Information Site
How polluted is the air and water in your community? Find out at this Environmental Defense Fund site.

TOXMAP Environmental Health Maps
This U.S. National Library of Medicine site shows hazardous waste sites and toxic releases in the United States and Canada.

 Premier Databases
The following links are premier databases and resources purchased by the Library or available to you through the Ohio Public Library Information Network. Please note that some premier databases require a library card to access from home. 

Databases by Subject:

» Art & Literature

» Biography & Genealogy

» Business & Investment

» Career & Education

» Foreign Languages

» General Reference

» Government & Law

» Health & Medicine

» History & Geography

» Homework Help

» Magazines & Newspapers

» Ohio Resources

» Science & Technology

» Younger Researchers



Alt HealthWatchAlt HealthWatch
This database focuses on the many perspectives of complementary, holistic and integrated approaches to health care and wellness. It offers libraries full text articles for more than 180 international, and often peer-reviewed journals and reports. In addition, there are hundreds of pamphlets, booklets, special reports, original research and book excerpts. Alt HealthWatch provides in-depth coverage across the full spectrum of subject areas covered by complementary and alternative medicine. This database features indexing and abstracts going back as far as 1984, and full text going back as far as 1990.Auto Repair, Home Improvement, Hobbies & Entertainment GatewayAuto Repair, Home Improvement, Hobbies & Entertainment Gateway
Find here the many resources - databases, ebooks & websites - which will help you with your home improvement projects, recreational hobbies, and entertainment pursuits.Gale CoursesGale Courses
With your PLYMC Library Card, you have access to FREE instructor-led online courses. Many types of classes are available, including: accounting, computer applications, legal, personal development. Sign up now! It’s free, fun and convenient!
Gale Virtual Reference LibraryGale Virtual Reference Library
This is a database of encyclopedias and specialized reference sources for multidisciplinary research. Because each library system creates its own eBook collection, the content you see may vary if you use the database at different library systems.  Titles of especial note in YPL's eBook colection are Business Plans Handbook and Contemporary Authors.Gardening, Landscape & Horticulture CollectionGardening, Landscape & Horticulture Collection
Put down some new roots with the Gardening, Landscaping & Horticulture Collection. Weekend and master gardeners will find everything from practical applications to the latest scientific theories of horticulture studies in one convenient location. From inspirational to instructional, the Gardening, Landscaping & Horticulture Collection provides gardeners with everything from how to create floral arrangements to easy-to-use landscape design tips and more.Global Issues in ContextGlobal Issues in Context
This database offers users a balanced assortment of articles, reference materials, original documents, video, audio, maps, images, statistics and more to support their quest for current, authoritative and reliable information on the nations and peoples of the world.GreenFILEGreenFILE
GreenFILE offers well-researched information covering all aspects of human impact to the environment. Its collection of scholarly, government and general-interest titles includes content on global warming, green building, pollution, sustainable agriculture, renewable energy, recycling, and more. The database provides indexing and abstracts for more than 384,000 records, as well as Open Access full text for more than 4,700 records.Heartland ScienceHeartland Science
Heartland Science-Ohio's Legacy of Discovery & Innovation portrays how Ohioans have changed the world through discovery and innovation in science, engineering, technology, medicine and health care.HelpNowlogoHelpNow (Brainfuse)
Free live, online homework help for students from kindergarten to Adult Learners. Certified tutors are available from 3 pm to Midnight to help you with math, science, social studies, writing, Spanish, and English. Spanish-speaking tutors are also available. Any time of day, you can take practice tests, study flashcards, hold a study group online, and create and share movie-like notes and ideas.Homework Help GatewayHomework Help Gateway
Find here the many educational resources - databases, ebooks, & websites - which will help for any and all homework assignments.Kids InfoBitsKids InfoBits
Kids InfoBits is a database for students in kindergarten through grade 5. It features a kid-friendly graphic interface with full-text content from elementary reference sources and magazines. Kids InfoBits covers geography, current events, the arts and sciences, people, government, history, health, sports, and more.
Gale Courses (formerly Learn4Life)Learn4Life (now Gale Courses)
With your PLYMC Library Card, you have access to FREE instructor-led online courses. Many types of classes, include: accounting, computer applications, legal, personal development.  Sign up now! It’s free, fun and convenient! National Geographic KidsNational Geographic Kids
Reputable, authoritative, and appropriate content that brings children aged 6-14 the world in a way they've never seen it before. Fun and substantive, National Geographic Kids will take them on amazing adventures in science, nature, culture, archaeology, and space.

National Geographic Virtual LibraryNational Geographic Virtual Library
This resource brings together a complete archive of National Geographic magazine — every page of every issue from 1888 to the present — along with a cross-searchable collection of National Geographic books, maps, images and videos.  National Geographic supports research needs from high school homework to background for recreational travelers and now there’s an easier way to offer these remarkable images and articles in a cross-searchable platform that fits the way today’s students and patrons conduct their research.

Ohio Geological SurveyOhio Geological Survey
The Geological Survey of Ohio has been mandated since 1837. This great resource for Ohio geology, including Ohio maps and earthquake information, is produced by the Ohio Department of Natural Resources.Ohio Trees IndexOhio Trees Index
Providing the common name, scientific name, and family name of all Ohio tree species, this resource is also a portal to Ohio Big Trees, the National Register of Big Trees, Ohio State Plant Facts, and What Tree Is It? (a database for identifying trees by leaf, fruit, or name.)OhiolineOhioline
This comprehensive source of information about Ohio topics is produced by Ohio State University Extension but offers access to fact sheets, bulletins and other educational materials covering subjects such as agriculture, natural resources, family and consumer sciences and many other subjects.Oxford Reference Online PremiumOxford Reference Online Premium
The Premium collection brings together more than 300 language and subject reference works published by Oxford University Press. These books can be searched simultaneously or by individual book title.

PowerKnowledge Earth and Space SciencePowerKnowledge Earth & Space Science
This database is an online science resource specifically designed for learners in grades 3 to 6. Comprised of curriculum-correlated content, PowerKnowledge Earth & Space Science promotes digital literacy and 21st-century learning skills while offering research, report, and homework help on all topics relating to the earth and space.

PowerKnowlege Life SciencePowerKnowledge Life Science
This online science resource is specifically designed for learners in grades 3 to 6. Comprised of curriculum-correlated content, PowerKnowledge Life Science promotes digital literacy and 21st-century learning skills while offering research, report, and homework help on all living things.

Salem ScienceSalem Science
Provides access to several Salem Press science resources, including Forensic Science and Global Resources.
Home-Remote AccessClick here for Home-Remote Access
Science OnlineScience Online
Aimed at students from middle school through high school, this comprehensive database provides a curriculum-oriented overview of the sciences through essays, diagrams, illustrations, images, biographies, experiments, activities, and definitions. Click here for an online tutorial.Science Reference CenterScience Reference Center (EBSCOhost)
Topics covered in Science Reference Center include biology, chemistry, earth and space science, environmental science, health and medicine, history of science, life science, physics, science and society, science as inquiry, scientists, technology and wildlife. By providing a wide range of topics, Science Reference Center satisfies the demand for standards-based content by providing articles correlated to state and national curriculum standards. It is designed to meet every student researchers needs as it contains full text of hundreds of science encyclopedias, reference books, periodicals and other sources.What Tree is itWhat Tree Is It?
Helps to identify just about any tree that is native to Ohio.What's That Snake?What's That Snake?
Helps to identify the 30 kinds of snakes found in Ohio, both poisonous and nonpoisonous.