Earth on fire

1440 × 900

Global warming graffiti on flooded wall

1024 × 768

Penguin in urban alley

1280 × 800

Penguins in a polluted alley

1200 × 827

White is the New Green

1294 × 986

Polar bear in urban alley

2560 × 1600

Polar bear in urban alley

1024 × 768

Seal on a bench

1200 × 827

Polar bear in urban alley

1280 × 800

an inconvenient truth

1200 × 960

Global temperature anomaly map

2880 × 1440

World map in flames

2000 × 1500

green globe with leaf and heart

1024 × 768

fiery pentagram symbol

1280 × 960

four elemental symbols

2560 × 1600

Four elements symbols

1000 × 800

Four knights with elemental powers

1920 × 1080

Four elemental symbols

1600 × 1000

four elemental symbols

2560 × 1600

Pollution and environmental hazards

1280 × 1024