Two fungi work together to kill fig trees

In many countries, the number of fig trees have been declining. While there are numerous explanations, one key problem is fig-wilting disease. A recognized cause of this disease is a fungus, Ceratocystis ficicola, which is ...

Canada unveils carbon emissions offset market

Canada unveiled Wednesday a national carbon emissions market to help it meet its climate goals by allowing cities, farmers and others to sell credits for CO2 reductions to heavier polluters.

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