jonka Gurnoor Singh 3 vuotta sitten
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All-girl engineer team invents solar-powered tent for the homeless
chemical fiber=synthetic materials – mainly polyester, polyamide (nylon & perlon), polyacrylic & elastane
organic fiber=cotton
a lifestyle where people make most of their own stuff and reduce the garbage to almost nothing
Nearly 50% of Canada’s land is covered by forests
Canada’s forests make up 10% of worldwide forests
Selective Cutting
Selective cutting involves cutting and removing medium-aged or mature trees individually or in small clusters every 10 to 20 years
Clearcutting
Clearcutting is a silviculture method in which most or all of the trees from a chosen area are removed
Forest Therapy
landscaping/deck building
furniture selling
by avoiding to turn left whenever possible they estimate on saving 10 million gallon of fuel a year
uranium
biomass
hydro
solar
wind turbines
natural gas form with both oil and coal deposit
petroleum also knows as crude oil
Greta Thunberg
Ban-Ki Moon
Bill Nye
Pope Francis
Michael Shellenberger
TROPOSPHERE
STRATOSPHERE
MESOSPHERE
THERMOSPHERE
EXOSPHERE
help reduce emissions which converts potential pollutants into harmless substances before they enter the air
Bacteria, viruses, and parasites found in water can endanger human health when they are ingested
