F) Identify cause and effect, how did irrigation systems help contribute to the development of the first four Civilizations?​

By allowing farmers to grow crops on a consistent schedule, irrigation also creates more reliable food supplies. Ancient civilizations in many parts of the world practiced irrigation. ... The earliest form of irrigation probably involved people carrying buckets of water from wells or rivers to pour on their crops.

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for starters, there is the structural trend of rising primary government expenditure as a share of gdp, which reached 36% in 2014, up from 22% in 1991. this increase reflected a political desire to address the poverty and inequality that had gone unaddressed during previous decades. to support the increase, brazil’s government increased taxes on consumption and promoted progress toward labor-market formalization. nonetheless, public investment, particularly in infrastructure, took a hit. in fact, with the exception of the 2005-2008 period, total investment as a share of gdp has remained below 20% since 1991.

the court ruled that a state law that banned abortions (except to save the life of the mother) was unconstitutional

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