---
kind: "unit"
title: "42"
title_heading: "The Public Health and Welfare"
key: "ch97"
level: "chapter"
label: "Chapter 97"
heading: "Acid Precipitation Program and Carbon Dioxide Study"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/42/ch97"
sections_count: 8
---

# Chapter 97 — Acid Precipitation Program and Carbon Dioxide Study

Title 42 — The Public Health and Welfare

## Contents

- [Subchapter I — Acid Precipitation](/usc/42/ch97-schI.md)
- [Subchapter II — Carbon Dioxide](/usc/42/ch97-schII.md)