- Radiative Forcing of Climate Change
- Raffaele Bendandi
- Rain
- Random Field Models in Earth Sciences
- Rapport sur un voyage d'exploration dans l'intérieur de l'Afrique
- Rappresentare la territorialità
- Rare Gemstones and Unknown Precious Stones
- Rationalizing Rural Area Classifications for the Economic Research Service
- Ravenne
- Rayos no, gracias
- Re-Engineering Water Storage in the Everglades
- Re-evaluation of Drinking-Water Guidelines for Diisopropyl Methylphosphonate
- Reading the Clouds
- Real-Time Earthquake Tracking and Localisation
- Recherches sur le séjour de Molière dans l'ouest de la France en 1648
- Reconciling Observations of Global Temperature Change
- Recover Gold from Gold Plated Items, And Turn It Into 99.995% Pure Gold
- Rediscovering Geography
- Reducing Coastal Risk on the East and Gulf Coasts
- Reducing Fuel Consumption and Greenhouse Gas Emissions of Medium- and Heavy-Duty Vehicles, Phase Two
- Reducing Coastal Risk on the East and Gulf Coasts
- Reducing Fuel Consumption and Greenhouse Gas Emissions of Medium- and Heavy-Duty Vehicles, Phase Two
- Reef Making: Transforming Oceans One Artificial Reef at a Time
- Reflecting Sunlight
- Regents Earth Science--Physical Setting Power Pack Revised Edition
- Regents Exams and Answers: Earth Science--Physical Setting Revised Edition
- Regenwasserversickerung, Regenwassernutzung
- Regional Cooperation for Water Quality Improvement in Southwestern Pennsylvania
- Regional Issues in Aquifer Storage and Recovery for Everglades Restoration