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<p>being wet deposition such as rain or snow. There is also dry deposition which is particles and gases found in the air. Atmospheric deposition (e.g., in the form of <a href="page.php?w=acid_rain">acid rain</a>) can also affect nutrient concentration in water, especially in highly industrialized regions.</p>

<p><big> Farming effects </big></p>
<p>Farmers are often forced to use fertilizers containing phosphorus in order to maintain production. Though, there may be economic pressure to produce that pressures them into the overuse of fertilizers. Interestingly</p><p>
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