First Wednesday in October - Energy Efficiency Day

First week in October - Junk Mail Awareness Week

1 - World Vegetarian Day

2 - World Farm Animals Day

4 - World Animal Day

4 - World Habitat Day

8 - Hydrogen Fuel Cell Day

13 - International Day for Natural Disaster Reduction

14 - International E-Waste Day

17 - International Day for the Eradication of Poverty

17 - International Sawfish Day

18 - World Okapi Day

20 - International Sloth Day

Third Thursday in October - International ShakeOut Day

21 - National Reptile Awareness Day

22 - International Wombat Day

23 - International Snow Leopard Day

24 - Freshwater Dolphin Day

24 - International Day of Climate Action

24 - International Gibbon Day

29 - World Lemur Day

Last week in October - National Herbal Medicine Week

Fourth Wednesday of October - Sustainability Day!