Symptoms of acute sinusitis include nasal congestion and obstruction, nasal discharge, tooth discomfort and facial pain or pressure that is worse when bending forward.

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In March, as political pressure mounted and after council members threatened to submit a motion to discharge, Ms. Quinn negotiated an agreement.

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During the accumulation season, sublimation is reduced because of a low gradient of vapour pressure and the energy supplied by radiation is directly consumed by melting, explaining why discharge is high.

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