Celebrating earth hour: a global symbol of environmental awareness
Schlüsselwörter
globe,
earth,
earth,
illustration,
design,
business,
icon,
map,
signs,
symbol,
planet,
web,
global,
climate change,
energy conservation,
global warming,
switch off,
darkness,
oneness,
sustainability,
renewable energy,
light bulb,
energy saving,
dark sky,
nature,
conservation,
ecology,
green,
wildlife,
biodiversity,
pollution,
reusing,
reduce,
reuse,
clean energy,
community,
action,
change,
awareness,
event,
environment
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