Blue sky and white clouds over a big city
Palabras clave
city,
skyline,
building,
urban,
metropolis,
downtown,
business,
finance,
trade,
commerce,
industry,
real estate,
construction,
architecture,
engineering,
development,
growth,
progress,
innovation,
technology,
communication,
transportation,
infrastructure,
environment,
sustainability,
green,
environmentally friendly,
climate change,
global warming,
pollution,
energy,
efficiency,
conservation,
preservation
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