The second part of this lesson will look at how European colonization was not limited to North America. European states colonized lands and peoples in South America, the Caribbean, Africa, Asia, Australia and New Zealand.As in North America, the colonization of these places had an enormous impact on the lives of the peoples indigenous to these areas.ubject: History/Social Studies. Achievement Goal: Study the arrival of Europeans on the North American continent and the period of their early settlement from 1585-1763; Study the European colonization of other areas of the world such as Canada, South America, Australia, New Zealand, and Africa.
Each leaf on a poison ivy plant has three smaller leaflets. Contact with any part of the poison ivy plant can cause red, swollen skin, blisters and severe itching, sometimes within hours after exposure. A poison ivy rash usually resolves on its own within a few weeks. In the meantime, soothe irritated skin with an over-the-counter topical treatment, such as calamine lotion. Oatmeal baths and cool compresses also might be helpful. Consult your doctor if you have a severe poison ivy rash or if the rash involves your face or genital area. Poison oak, poison sumac and the fruit rind of mangoes cause a similar rash.
Urushiol Oil. The itching and scratching of poison oak is caused by urushiol oil, excreted by both the oak and its cousins poison ivy and poison sumac. Almost everyone is allergic to urushiol oil; when it gets on the skin, it causes itching, redness, swelling and terrible blisters.