1st - start of Meteorological Summer
1st-9th Natural History Consortiums Festival of Nature
1st - 30th - The Wildlife Trust's annual nature challenge - 30 days wild
3rd - 9th Garden Wildlife Week
5th - World Environment Day
8th - World Oceans Day
8th - 16th: Caring for God's Acre - Churches Count on Nature
8th - 16th: Climate Coaltion's 'Big Green Week'
9th - Coral Triangle Day, Solomon Islands
9th - LEAF (Linking environment and farming) Open Farm Sunday
14th - Ban Live Exports International Awareness Day - Compassion in World Farming
15th - Global Wind Day
16th - Fathers Day
17th - UN's World Day to combat desertification and drought
21st - Summer Solstice - start of astronomical summer
21st - World Giraffe Day
22nd - Restore Nature Now demonstration, London
22nd - World Rainforest Day
22nd - Full Moon (Strawberry Moon)
24th - 30th - National Insect Week
24th - Mid-Summers Day. Feast of John the Baptist. Celtic lore: flowers will appear to those who stand under an elder tree on midsummer's eve.
29th - National Mammal Week