Not many authors have described the effects of environmental pollution [as effective as] Rachel Carson, whose work is still a model for nature writers.
In Angkor, Cambodia's ancient city, a [clever] designed reservior, five miles long and one mile wide supplied fish and helped farmers to produce three crops of rice anually.
Part is brackets should be rewrited, but I can't find any appropriate words I can replace it wth.
In Angkor, Cambodia's ancient city, a [clever] designed reservior, five miles long and one mile wide supplied fish and helped farmers to produce three crops of rice anually.
Part is brackets should be rewrited, but I can't find any appropriate words I can replace it wth.