Biodiversity, the priceless variety of living beings that inhabit our planet, is in the midst of rapid collapse. Human beings are both perpetrators and victims. Because if about a million animal and plant species out of 8 are threatened with extinction, it is because man has changed the intended use of ecosystems, depleted their resources, polluted them, accelerated climate warming, and thus supported the spread of invasive alien species. species. However, humans also pay for the consequences, due to the lack of those ecosystem services that nature offers for free, such as soil fertility and pollination: it is estimated that at least 50 % of gross domestic product (GDP) globally depends on them. (More on esgnews.it)