If a cell is just a collection of enzymes causing chemical reactions that make the cell do what it does, then how can a set of chemical reactions create the enzymes it needs, and how can the cell reproduce? Where does the miracle of life come from? The answer to these questions lies ...
According to the passage, what is the primary reason for the decline in the bee population? A. The use of pesticides in agriculture. B. The loss of habitat due to urbanization. C. The spread of diseases among bees. D. The impact of climate change. ...
The drivers of pollinator decline vary. Almost every type human resource use leads to some level of loss of habitat. The effects of pollution, particularly heavy metals, pesticides and the role of disease are increasingly recognized as important drivers of pollinator declines, however, significant ...
heat-tolerant insects would thus be able to migrate from areas where global warming is causing temperatures to rise to higher elevations or cooler regions in the north. Furthermore, we need measures to reduce the dispersal of invasive animal and plant species through our globalized trade and ...
The lifespan of a honey bee depends on the type of bee it is. Drone bees (male bees hatched from unfertilized eggs) live for around eight weeks. Sterile worker bees tend to live for up to six weeks during summer and five months or more during winter. The
Colony collapse disorder is a problem that occurs when worker bees die out in a colony. This leaves only the queen and a food supply left in the hive. But, as this food supply dwindles eventually the queen dies too and the whole colony dies....
In order to emphasise the significance of this clean-up work, Sverdrup-Thygeson gives as an example the first arrival of cattle to Australia in 1788. The introduction of new animals to a completely different ecosystem meant that the cattle’s manure was mostly not decomposed, causing vast areas...
When environmental degradation decreases due to population decline or economic downturn and the decoupling coefficient is between 0.8 and 1.2, the population/economy and the environment are in a state of recessive coupling. The expansive and recessive coupling imply that the population/economy and the ...
Ecology (from Greek: οἶκος, "house" or "living relations"; -λογία, "study of") is the scientific study of the distributions, abundance and relations of organisms and their interactions with the environment.[1] Ecology includes the study of plant and animal populations, plant...
It may be that the build-up of synthetic chemicals has reached a “tipping point,” stressing bee populations to the point of collapse. Lending credence to this theory is that organic bee colonies, where synthetic pesticides are mostly avoided, are not experiencing the same kind of catastrophic ...