Glossary
• Coastline: A place where the land comes into contact with the sea, oceans or even rivers.
• Ecological transition: Evolution of the current economic and social model towards a more ecological model.
• Energy transition: Gradual transition from fossil fuels to renewable energies.
• Flora: All plant species living in the same place.
• Food waste: The loss or throwing away of food that is intended to be eaten.
• Genetically modified organism (GMO): Animal or plant living being whose genome has been artificially modified by humans to resist the use of pesticides or to develop more easily or quickly.
• Greenhouse gas: A gas that traps and holds the heat emitted by the sun in the atmosphere.
• Microplastic: Tiny piece of plastic whose size is less than 5 millimeters.
• Migration: Movement of animal and plant species to another habitat or environment.
• Natural resources: Resources that exist in nature.
• Nutrient: All the organic and mineral compounds necessary for all living organisms to sustain life.
• Oil spill: A large area of oil or other hydrocarbons floating on the sea.
• Organic matter: Matter that makes up the cells of living things.
• Particle: Any small part of an element, a body or a substance.
• Pesticide: A natural or chemical product that is applied to crops to destroy weeds, insects, worms or fungi.
• pH: Hydrogen potential. A scale used to determine whether a chemical solution is acidic, basic or neutral.
• Photosynthesis: Production of organic matter thanks to light, water and carbonic gas (CO2).
• Pollinating insect An insect that moves or feeds on pollen seeds.
• Runoff: Surplus water that has failed to infiltrate the soil or evaporate and runs off the surface of the ground.
• Trophic network: All the interactions between food chains.
• Tundra: Vegetation landscape characteristic of polar climate regions. It is composed of grasses, mosses, lichens and small trees.
• Ultraviolet ray (UV): Invisible ray coming from the sun. It is the ultraviolet rays that make people tan.
• Zooplankton: Small aquatic animals that feed on organic/living matter.