The most important natural cause of fire is lightning (闪电). This accounts for 11 percent of forest fires on protected land for the entire nation. In the Western States, lightning causes a much higher percentage of fires than it does in the East. Advances in knowledge of fire weather are...
In fact, a series of lightning-caused fires one after another is common in the boreal forest — and part of the natural forest cycle. But experts are concerned lightning-caused fires could become more common and...
of the kelp itself, showing if the kelp has grown back to its original size before another round of harvesting. But from an ecological point of view, the return of the species associated with the kelp forest is the most important thing, and this has mainly been overlooked. This paper (...
Would you be good enough to point out to me the observable, direct negative consequences of increased atmospheric CO2 please? And whilst you’re at it, perhaps you could furnish me with just a few credible, empirical studies which demonstrate that CO2 causes the planet to warm, far less man...
3. Lightning-caused fires can be controlled quickly by——. A. hunters and woods workersB. responsible smokers C. adequate and well-equipped forcesD changing people's habits 4. Which of the following statements is not true? A. The chief causes of forest fires are human carelessness, neglige...
pesticides and fertilizers, poor management of water resources, non-sustainable agricultural systems, transport routes, tourism and ecotourism, urbanization, waste generation, as well as natural events that are influenced by anthropogenic factors, in particular forest fires, loss of glaciers and erosion....
of the longleaf pine forest are well-kept secrets, even in its native South. Yet it is among the richest ecosystems in North America, rivaling tallgrass prairies and the ancient forests of the Pacific Northwest in the number of species it shelters. And like those two other disappearing ...
Tea bitter cold, most fire. Fires for all diseases, fire falling on the Qing dynasty. So fire is five times, excess and deficiency. Gastric health of young people, fire of heart and lung of spleen and stomach, and so affordable and tea. "Think that the tea fire disease to function. ...
Answer to: For a region of the world that has very cold winters and hot summers, the ___ would most likely be used as sewer pipe materials. By...