Putting the SDGs into Action. The U.N. Sustainable Development Goals (SDGs) span three dimensions of global commitments – environmental, social, and economic. Sustainability needs all of us – we’re helping to make these goals a reality. Our Ecochallenge transforms the 17 SDGs into 5 categories of daily and one-time actions an individual can make. Categories include: Climate & Ecosystems; Economy & Communities, Health & Equity. Explore HERE.