1. Utilisation of en international watercouroe [system) in an equitable and reasonable manner within the meaning of article 6 requires taking into account all relevant factors and circumstances, includingt (a) geographic, hydrographic, hydrological, climatic and other factors of a natural character; (b) the social and economic needs of the watercourse States concernedt (c) the effects of t.he use or urms OF a11 internetional watercourse [eyatem] in one watercourse Stata on other watercourse States; (d) existing and potential uses of. the international watercourse [system] t - 139 -(0) aoneervetion, protection, development and economy of use of the water resouroes of the international wateraourse [system] and the aoets of measure8 taken to that ef feat a (f) the availability of alterna*ivea, of corresponding value, to a partkular planfled or existing u&e, 2. In the application of arl.icle 6 or paragraph 1 of the preeent article, watercourse States concerned shall, when the need arises, enter into consultetions in 8 spirit of co-operation. Weteraourse States shall utilise an intrrnational wateraourse [system] in such a way 88 not to cause appreciable harm to other watercouree States. voblicratioa.. co-aa9rate Watercourse States ehall co-operate on the baais of sovereign equality, territorial integrity and mutual benefit in order to attain optimum utili0ation and adequate protection of an international watercouree [system 1. 1. Pursuant to article 9, watercourse States shall on a regular basis exahange reasonably available data and information on the condition of the watercourse [system], in particular that of a hydrological, meteorological, hydrogeological and ecological neture, a8 well a8 releted forecasts. Jl.291 This article is based on article 9 a6 proposed by the previous Special Rapporteur in 1984. lw This article is based on article 10 as proposed by the previous Special Rapporteur in 1987. lil/ Thin article is based on article 15 [16] as proposed by the Special Repporteur in l.PflB.
**Analysis**
This text appears to be focused on the management and utilization of international water resources, considering various factors such as geographic, social, economic, and environmental aspects. The language used is formal and diplomatic, suggesting that it may be related to international agreements or treaties. The text also emphasizes cooperation and exchange of data among countries, which implies a focus on global issues and international relations.

**Category**
Natural resources and environment, International trade