NextEra Energy's smart investment strategy continues to pay dividends. NextEra Energy (NEE -0.62%) is one of the country's leaders in producing carbon-free electricity. It has a large and growing portfolio of wind and solar energy projects. On top of that, it operates several nuclear power plants. These assets generate stable and growing income backed by government-regulated rate structures and long-term contracts. That has enabled NextEra Energy to deliver powerful dividend growth over the years as it has ...