Tag Archive for: Chemistry

Solar greenhouses in Spain: Biodiversity, sustainable agriculture – welcome bees and ladybugs!

Organic pest control with peppers, tomatoes, cucumbers & melons! But let’s start at the beginning: have you ever wondered why there are fewer insects every year? Bees that pollinate flowers or colorful butterflies – they all seem to be getting rarer and rarer. Species extinction has become an urgent problem that calls for innovative solutions. […]

Buying Amethyst: Value, Color, Price & Jewelry – Investment Gemstone

Buy Amethyst – The purple variety of quartz is very popular among gemstone lovers and gemstone collectors. The amethyst not only gives a particularly beautiful decoration of the living room, it also has spiritual healing properties and can also be worn as a piece of jewelry on the body. The most beautiful purple amethysts are […]