As a plant ecologist Ms. Gadwa inventories, assesses, photographs, and monitors ecological communities, often in support of open space acquisition initiatives. She plans & guides control programs for invasive plants, and searches for listed plant and turtle populations and assesses their habitat. Botanical specialties include vascular plant identification and winter botany.

As a wetland and soil scientist, she assesses functions & values, delineates wetland and watercourse jurisdictional boundaries (CT and U.S. Army Corps of Engineers), plans & supervises wetland mitigation and restoration. She performs vernal pool studies, water quality testing and data analysis, and in-stream bio-assessments. Her effective third-party reviews of development projects draw on this expertise.