The renewable energy sector in Wales grew by a third in the three years up to 2010.
"I think one of the things we first have to do is just celebrate the success and recognise it." she says Anne Meikle, from WWF Cymru.
"I think people don't know what it means and aren't really clear what's going on here, and how important a sector it can be for our future."
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Evening sunshine will give way to a dry and clear night with light winds.
A survey found the posts included comments about the teachers competence, and appearance.
Temperatures will rise steadily in the strong June sunshine.