Science & Technology
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What Are the Effects of HABs
Discover the effects of Harmful Algal Blooms (HABs) on human health and ecosystems. Learn about symptoms and treatments for people exposed to HABs, which produce toxins affecting water quality and aquatic life.
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How People and Animals Are Exposed to HABs and Their Toxins
Information related to ways to be exposed to HABs and their toxins.
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What Causes HABs
Information related to What Causes HABs
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Learn about Harmful Algae, Cyanobacteria and Cyanotoxins
A general overview of algal growths that lead to impacts on human health and the environment, or Harmful Algal Blooms (HABs).
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HAB Research
Information related to HAB Research
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EPA Accepting Public Comments on Candidates to be ad hoc Reviewers for Draft Supplement to the 1,4-Dioxane Risk Evaluation Under TSCA
The U.S. EPA will accept public comments on candidates under consideration for selection as ad hoc reviewers to assist the Science Advisory Committee on Chemicals (SACC) with their review of the 2023 Draft Supplement to the 1,4-Dioxane Risk Evaluation.
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HAB Methods
Information related to Analytical Methods for Toxin Analysis
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Status of Endocrine Disruptor Screening Program Other Scientifically Relevant Information (OSRI) Submissions and EPA Responses
EDSP OSRI Response Table as of March 30, 2011
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Endocrine Disruptor Screening Program Chemical Screening and Testing Progress
Introductory page for content related to chemical screening and testing progress.
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Model Averaging Workshop - Final Report
Document page holding meeting notes and summary from public workshop on Model Averaging.
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HAB Tools
Information related to The Harmful Algal Bloom and Hypoxia Research and Control Amendments Act (HABHRCA)
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Managing Algal Toxins in Recreational Waters
Information related to common adverse health effects from exposure to cyanotoxins.
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Managing Algal Toxins in Drinking Water
Information related to Managing Algal Toxins in Drinking Water
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Managing HABs in Surface Water
Information related to Managing HABs in Surface Water
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Benefits and Costs of the Clean Air Act, 1970 to 1990 - Study Design and Summary of Results
This retrospective report estimates the benefits and costs of historical air pollution control programs under the Clean Air Act from 1970 to 1990.
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Pesticide Registration Manual: Chapter 5 - Registration Fees
Information about pesticide registration fees according to the Pesticide Registration Improvement Extension Act (PRIA 3)
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Puerto Rico Impaired Waters List
The documents detail the Puerto Rico impaired waters list.
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Pesticide Registration Manual: Appendix B - Examples of Registrant Documents
Examples of Registrant Documents
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TSCA Environmental Release Application (TERA) for Pseudomonas putida (P. putida)
TERA submitted by Oak Ridge National Laboratory and given the tracking designations of R-01-0002.The microorganism will be tested to determine whether it will produce light in the presence of trinitrotoluene (TNT) as a means of detecting TNT in soil.