Learn the Issues

Upgrading to MARPLOT 5.x

MARPLOT 5.x versions include significant changes from both the previous 4.x versions and the 3.x versions. To ensure that your data is successfully transferred from your old MARPLOT, follow these instructions carefully.

Frequent Questions: Radiation Sources

View frequently asked questions and answers related to radiation sources by topic.

Emerging Issues

This page provides resources to understand the dynamic green power market. EPA’s Green Power Partnership program can offer some insight and analysis to help understand some of the policy and implementation issues associated with these new trends.

Water Quality Data Submissions for Registration Review

EPA's pesticide program uses water quality data in our periodic reevaluation of pesticides. We have guidance on what data to submit and how to submit it. Learn about this process.

Food: Material-Specific Data

This page describes the generation, recycling, composting, combustion with energy recovery, and landfilling of food materials, and explains how EPA classifies such material.

Pollution Prevention Grant: Environmental Justice in Communities

P2 EJ Facilities grants focus on achieving environmental justice through P2 centering on pollution prevention technical assistance to businesses.

Pollution Prevention Grant: Environmental Justice Through Safer and More Sustainable Products

P2 Product-Based grants focus on achieving environmental justice through P2, centering on achieving results through promotion of safer products and sustainable purchasing.

Rhode Island Uses Urban Forestry to Adapt to Climate Change and Improve Public Health

Case Study on increasing access to trees, nature, and shade, and reducing urban heat island.

Natural Gas and Petroleum Systems

The national greenhouse gas inventory is developed each year to track trends in U.S. emissions and removals. Find emissions by source, economic sector and greenhouse gas.

Green Infrastructure Design Strategies

Thoughtful and strategic designs help ensure successful green infrastructure performance and implementation.

Approved Air Quality Implementation Plans in Region 5

Read about the approved State Implementation Plans, Tribal Implementation Plans, as well as any Federal Implementation Plans for Region 5.

Quality Program Meetings

A list of recording sessions from meetings hosted by the Quality Program. The recordings are hosted on the EPA YouTube channel.

Quality Program Virtual Event July 24-26, 2023

This pages links to the recordings from the Quality Program Virtual Meeting held July 24-26, 2023 that have been posted to the EPA YouTube Channel.

PRIA 5 Implementation

PRIA was enacted in 2004 and established a new system for registering pesticides including fees and guaranteed decision times, along with funding for farmworker protection activities. PRIA was reauthorized in 2007, 2012, 2018, and most recently PRIA 5.

Revised Methods for Worker Risk Assessment

EPA is updating and changing the way it approaches pesticide risk assessments. This new approach will result in more comprehensive and consistent evaluation of potential risks of food use pesticides, non-food use pesticides, and occupational exposures.