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It is always easier to cleanup something if you can get to it. * Streams (and their beds) can be worked on pretty easily. * Groundwater is pretty mysterious: flows are difficult to observe, drawdown to collect pollution depends on porosity, you don't know when the job is done
Petrol is bad as it produces harmful gases that affects the environment such as causing global warming.
Porous sandstone is a good reservoir rock for its porosity enables it to store the fluid (oil?) and also to allow easy release. Compare with oil shale, where the rock is very fine grained and will not release the fluid easily. Both would ideally be capped with an impermeable cap rock to constrain the oil.
That could be determined fairly easily by taste. Sucrose has a sweet flavor which ethanol does not.
normally loose soil.also depend whether u are referring to erosion by water or wind.but generally any loose topsoil or light materials
Like how poruous it is (how easily water goes through it)
You could call a small plant just starting to grow a seedling, a bud, a shoot, or a sprout.
Permeability is when water can pass through different types of soil and rocks. Therefore the permeability affects the soil and rocks because if the soil or rock is PERMEABLE then the groundwater can easily flow through it :)
Do you mean, "How can you easily know whether or not a number is prime?"
They get weaker so they get injured very easily.
Plants need sand to maintain porosity around the roots so that oxygen can easily be made available for respiration. In other wordsplants aren't the ones that need the sand, the soil and the mulch need the sand for better aeration.
By smell. Each has a distinctive smell that is easily recognized.
They should be germinated for around two to three weeks in light at a temperature of 18 to 20 degrees Celsius. Young seedlings of Purple rock cress can be easily damaged by water it is therefore essential that they are only watered from below. The seedlings of Aubrieta should be planted out in spring in a sunny rockery with a spacing of about 30cm; soil should be well drained and have a pH of around 6 to 7.5.
You can find deck plans easily online. Whether or not you hire a contractor depends on your experience, whether you want a big project, or a simple one, and whether you plan on building it yourself or not.
No, being crystallized from liquid magma there are virtually no pore spaces so it has a low porosity and fluids can not flow through it very easily. However granite usually has lage open joints in it (a result of the shrinkage during cooling) and these do allow water to flow.
Density. :)
Not if it was done properly. Otherwise an infection could be dangerous but you would be able to spot it easily.