The Swedish company Veg Tech is showing that trees, plants and bushes are much more than just a beautiful feature in an urban environment. Plants can actually be used to clean the air, save energy, reduce noise and manage surface water.
Lighting costs for companies can be substantial. They may include shedding light on facilities like parking garages, warehouses, factories, stations, airports, greenhouses, or other premises where the lamps are lit most of the day.
Swetree Technologies is a company which, in close cooperation with Swedish universities, has developed a new type of fertilizer based on the amino acid arginine instead of ammonium and nitrate, which are normally used in plant fertilizer.
By concentrating sunlight, solar energy can be made both cheaper and more efficient. The Swedish company Absolicon Solar Concentrator AB in Härnösand has developed new technology featuring concentrating reflectors that produce electricity, heat and hot water.
Solvatten is a portable 10 litre container that is harnessing sunshine to heat and treat water at household level. Put Solvatten in a sunny place, expose it for 2-6 hours and the water will be drinkable.