The below items are things that I use regularly. After a lot of research I have selected a couple of different yoga mats for their durability and therefor eco friendliness. I also use an eco yoga mat that I will add to the list shortly. – I will keep adding to this list for you.
UK links (please scroll down for USA links)
Manduka Yoga Mat (extremely durable)
Eco Yoga Mat (compostable)
Manduka Yoga Foam Block (slightly larger than the cork block, I recommend getting 2 of each)
Manduka Cork Block
An Amazing Vegetarian cookbook Cornucopia 
Pranayama the Breath of Yoga
by Gregor Maehle
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USA links:
Manduka Mat
Manduka Foam Block
Manduka Cork Block
Pranayama Gregor Maehle
Cornucopia Vegetarian Cookbook:
Some of the links are affiliate links, this means that at zero cost to you, I will receive a small percentage referral fee. Please know that I only recommend things that I personally value highly and have used or really genuinely feel they are great choice items.