On World Population Day, Helen Haran of St.Albans Population Matters explains why Sir David Attenborough thinks we need to act on our exploding population, and Malcolm Hull of Herts and Middlesex Butterfly Conservation wants us all to spend 15 lovely minutes looking at butterflies.

Hear how one St.Albans road pimped their street party by going plastic free. Electric car numbers in St.Albans in St.Albans are soaring - but is driving an electric car all it's cracked up to be? Plus, Butterfly World 2.0 are excited for their National Meadows Day event.

Plastic Free July is nearly here and Emma Tyers from Plastic Free St.Albans explains what it's all about and how we can join in. And just in time for Plastic Free July, St.Albans Refill Pantry is now open. Tania Trovatello tells Amanda about the motivation behind it, the lovely things they stock and how it [...]

In this week's Environment Matters hear about Rothamsted Research's 175th anniversary Festival of Ideas and the interactive Sustainability Zone at the St.Albans Street Festival. Plus, a great volunteering opportunity with Groundworks, and, of course, this week's Open Gardens. Oh, and strictly no football!

Young and old are getting together to created beautiful and productive gardens at Grace Muriel House Care Home. Hear how the project came together and what the children and the residents think of it.

Hear Steve Pike telling Amanda Yorwerth about how Earthworks are spreading their good work.

John Horsfield talks about the transformation Save Butterfly World is taking on this summer and former Transport Minister Norman Baker explains why the Big Lemon Bus Company is different and how perhaps one could be set up here in St.Albans

If you liked Meghan's seasonal English flowers then you'll love to hear about new local flower growers Plot 31. Plus, the People's Trust for Endangered Species is asking for your help for this year's hunt for Hertfordshire's remaining stag beetles.

Councillor Terry Hone, Cabinet Member for Community Protection and Waste Management explains why you can't recycle your rigid plastics at the tip anymore, and Rob Hopkins, Reserves manager for Herts and Middx Wildlife Trusts explains why he thinks so many local ponds have no frogspawn this year.

James Dontas, Flight Operations Manager at London Luton Airport talks about recently proposed night time noise restrictions and Nigel Green of campaign group St.Albans Quieter Skies  explains why he thinks these measures need to go further.