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A Sustainable Agri-Food System

Teacher: G. Vogelsang
Across
Carbon ________ is when plants like trees, etc., hold onto carbon dioxide in our air.
Growing only ONE crop year after year.
Planting different crops next to each other to reduce pests.
Chemical _______ help plants grow!
_________ = too many nutrients in water = death to aquatic life.
Organic ________ = no use of synthetic chemicals - either as fertilizers or pesticides.
A plant based fuel = a positive alternative to fossil fuel.
Water under the surface of the earth is ________.
___________ technology makes plants give seeds that CANNOT be used next season.
Chemical _______ destroy pests so plants can grow!
Down
__________ gases = one cause of global warming.
Signs include: global warming, more severe weather and less predictable weather patterns.
Genetic ________ changes the genes of an organism.
Letting land go unplanted for a while, or only planted with soil enriching plants is to let land lie ________.
A plant or crop used for over 50 years.
Kills weeds.