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thematic lessons

Grasslands, the lesson

The big ecosystems on Earth where people can live are mainly¬†forests and grasslands. Grassland, savanna, ¬†is where our species started and lived maybe 2 million years. Many natural grasslands are now agricultural areas (many forests too). Somehow people seem… read more

Can urban gardeners benefit ecosystems while keepi..

Do you live in a city? Do you have a garden? Or a balcony full of plants? Many people do not realize that it is possible to grow food in a city garden or even on a balcony. Urban gardens… read more

Wasted food

How often do you throw away good food? When you live in a rich country possibly often, when you live in a poor country may be never… Worldwide about one third of the produced food is wasted. This means also… read more

History and/of the environment

It belongs to our time in history to be worried about environment, climate change, ‘plastic islands’ in the oceans, extreme weather, etc. Of course, never before so many people lived on this planet, never before people used so much fossil… read more
Slash and burn agriculture in Amazonian rainforest

Sea mammals and climate change (the lesson)

Most of us rarely or never get to see sea mammals, seals, whales, dolphins etc in their natural environment. But most people like them anyway. They are extreme interesting creatures, very intelligent, social, and living in a world completely different… read more