As the nature deficit grows, another emerging body of scientific evidence indicates that direct exposure to nature is essential for physical and emotional health. For example, new studies suggest that exposure to nature may reduce the symptoms of Attention Deficit Hyperactivity Disorder (ADHD), and that it can improve all children's cognitive abilities and resistance to negative stresses and depression.

Leave part of the yard rough. Don't manicure everything. Small children in particular love to turn over rocks and find bugs, and give them some space to do that. Take your child fishing. Take your child on hikes.

Kids are plugged into some sort of electronic medium 44 hours per week.

Environment-based education produces student gains in social studies, science, language arts, and math; improves standardized test scores and grade-point averages; and develops skills in problem-solving, critical thinking, and decision-making.

Increasingly the evidence suggests that people benefit so much from contact with nature that land conservation can now be viewed as a public health strategy.

An indoor (or backseat) childhood does reduce some dangers to children; but other risks are heightened, including risks to physical and psychological health, risk to children's concept and perception of community, risk to self-confidence and the ability to discern true danger

Every child needs nature. Not just the ones with parents who appreciate nature. Not only those of a certain economic class or culture or set of abilities. Every child.