2.1 the influence of the climate on crop water needs A certain crop grown in a sunny and hot climate needs per day more water than the same crop grown in a cloudy and cooler climate. There are, however - apart from sunshine and temperature - other climatic factors which influence the crop water need.
Thyroid disorders: Goiter simply means your thyroid is larger than normal. It tells you nothing about thyroid function. Most people with goiter have normal thyroid function, some are hypothyroid, some are hyperthyroid. Hyperthyroidism means overactive (high) thyroid levels, and typically requires treatment. ...Read more.
In spite of this the thyroid gland continues to grow and make thyroid hormone. Therefore, Gravesâ disease produces a goiter and hyperthyroidism. Multinodular goiters are another common cause of goiters. Individuals with this disorder have one or more nodules within the gland which cause thyroid enlargement. This is often detected as a nodular feeling gland on physical exam. Patients can present with a single large nodule or with multiple smaller nodules in the gland when first detected (see Thyroid Nodule brochure). Thus, in early stages of a multinodular goiter with many small nodules, the overall size of the thyroid may not be enlarged yet. Unlike the other goiters discussed, the cause of this type of goiter is not well understood. In addition to the common causes of goiter, there are many other less common causes.