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Landmark Study Shows Soil Pesticide Reduces Wild Bee Reproduction by 89% PHILIP DONKERSLEY, THE CONVERSATION 2 MARCH 2021 When you think of bees, a hive humming with activity probably comes to mind. But most of the world s 20,000 bee species don t call a hive home. These wild species lead solitary lives instead, and around 70 percent of them build nests underground where they raise their offspring on the nectar they gather from flowers.
Incredibly, almost all scientific understanding of how pesticides affect bees has came from testing domesticated honeybees, and, more recently, bumblebees. That s largely because these species tend to be easier to work with in lab conditions. How non-social bees cope with these chemicals is largely understudied, despite them making up the vast majority of bee species worldwide. ....
Electricity Rates: Increases in Guatemala For the period from February to April 2021, Deocsa and Deorsa users will be subject to a 1.5% increase in the price of electricity, and for Eegsa customers the increase will be 0.4%. Monday, February 1, 2021 According to the National Electric Energy Commission, in general terms, it is possible to indicate that for the following quarter the tariffs will show slight variations derived from the regular behavior of macroeconomic variables that have a direct incidence on the costs transferred to tariffs. You may be interested in The exchange rate of the quetzal against the U.S. dollar: Which after a period of stability over several months, had a pronounced growth in the quarter of costs transferred to tariffs in the present tariff adjustment and in general in the second half of 2020 , the report specifies. ....