o2l2inderinKellegill o2l2inderinKellegill

25-02-2017
Computers and Technology

contestada

When did outdoor air pollution first become a significant problem?

Respuesta :

Аноним Аноним

25-02-2017

out door air pollution has been a problem since ancient Romans...but the industrial revouloution was when outdoor air pollution increased and it a significant problem...
hope this helps

Answer Link

Otras preguntas

Which sentace best summarizes the passage

Earthquakes and volcanic eruptions are geologic ____.

In △ABC AL is an angle bisector (L∈ BC ). Point M∈ AB so that LM=AM=BM. Find the angles in △ABC, if AC=2AL.

Please help me with this answer Please answer this correctly What is the missing sequence next to 55

Find the amount of elapsed time between each pair. A. 8:30 a.m. to 11:15 a.m. B. 9:10 a.m. to 4:44 p.m. C. 5:15 p.m. to 11:29 p.m. D. 5:20 p.m. to 1:15 a.m. E.

Answer as many as you can :))

Is the answer for letter B correct?

A 800g/cm³ boulder has a density of 8g/cm³ what is the volume

What did the convention decide to call their leader of their country?

How do i deduce the middle of a circle that is within a triangle,the triangle almost has a right angle,somewhere around 89 degrees,besides the middle of the cir