Penn-CHOP ECHO: Applying causal inference methods to address pressing questions in environmental children’s health Key Takeaways:  Exposures during early life can set the stage for lifelong health outcomes and well-being. A variety of environmental factors—including macro-physical environmental factors (e.g., greenspace, pollution, water quality), macro-social environmental factors (e.g., discrimination, income, education), and micro-environmental factors (e.g., diet, […]