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Smart Reasoning:

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Qaagi - Book of Why

Causes

Effects

by excessive lighting(passive) caused bylight pollution problems

m Satellitescontributesignificant light pollution to night skies

Such developmentwill resultincreasing light pollution at amateur astronomers

the stadium lightscauselight pollution issues

which meanscauseslight pollution to people

which meanshave causedlight pollution to people

the usage of artificial lightingcontributesgreatly to light pollution

their dedicated control systems allow the lights to be dimmedresultingin less light pollution in the night sky

uncontrolled light directed up toward the sky(passive) caused byserious light pollution

the ideawill causelight pollution or block out the night sky

The problemscausedfor astronomy due to light pollution

Excessive outdoor lightings in Hong Kongcauseserious light pollution

advertising signs , stadium and city lighting , and other artificial lighting ( like the light caused by night traffic(passive) can be caused byLight pollution

by street lighting and other artificial lights(passive) caused bylight pollution

street lighting and other artificial lights(passive) caused bylight pollution

the gas flares and lights from coal minescauselight pollution that obscures the night sky in Coonabarabran

Very bright street lightingcauseslight pollution

street lightscauselight pollution of the skies

inefficient artificial lighting illuminating the sky(passive) is caused byLight pollution

street lighting ... the skycauseslight pollution

by night artificial lighting(passive) caused bylight pollution

by city light , roads and other sources of artificial light(passive) caused bylight pollution

city light , roads and other sources of artificial light(passive) caused bylight pollution

unnecessary artificial lightingcauseslight pollution

excessive and unnecessary light in an area(passive) is caused byLight pollution Light pollution

by artificial lights of a city(passive) caused bylight pollution

by city and other artificial lights(passive) caused bylight pollution

Bright lighting in big citiescauseslight pollution

by inefficient ... unappealing , or ( arguably ) unnecessary use of artificial light(passive) are caused byLight pollution

inefficient , unappealing , or ( arguably ) unnecessary use of artificial light(passive) is caused byLight pollution

inefficient , unappealing , or ( arguably ) unnecessary use of artificial light(passive) are caused byLight pollution

inefficient , unappealing , or unnecessary use of artificial light(passive) are caused byLight pollution

the amount of fixtures(passive) is ... influenced byThe amount of light pollution

inefficient or unnecessary use of artificial light(passive) is caused byLight pollution

by artificial lighting(passive) caused bylight pollution

artificial lightingcan causelight pollution

by all the artificial lighting(passive) caused bythe light pollution

Light shining into the skycauseslight pollution

Even the moon on a clear nightcauseslight pollution for astro imagers

excessive and inefficient lighting(passive) is caused by Light pollution

the course to work even for astronomers who live in all but the most severely affected city centershave designedthe course to work even for astronomers who live in all but the most severely affected city centers

professional and amateur astronomers , as well as ordinary people all over the worldis causingprofessional and amateur astronomers , as well as ordinary people all over the world

councilleadscouncil

in brightening of night skiesresultsin brightening of night skies

the sky aglow during the daysetsthe sky aglow during the day

the haze(passive) caused bythe haze

light reflection(passive) caused bylight reflection

skycausessky

the noise(passive) caused bythe noise

from the new prisonwill resultfrom the new prison

a nuisancecausea nuisance

problems forcould causeproblems for

Loss of dark night skies(passive) is caused byLoss of dark night skies

from excessive , misdirected or obtrusive lightis causedfrom excessive , misdirected or obtrusive light

problems for birds and other wildlifecan causeproblems for birds and other wildlife

our dark skies and its impact on people and natureis causingour dark skies and its impact on people and nature

in more than 80 % of the world 's population living under light - polluted skiesresultsin more than 80 % of the world 's population living under light - polluted skies

this number to dropwill causethis number to drop

dark skiescausingdark skies

spring to come earlier in brighter areascausesspring to come earlier in brighter areas

Sky - glow(passive) is caused bySky - glow

The bright night skies(passive) caused byThe bright night skies

human health and ecological problemscan causehuman health and ecological problems

the stars to be harder to see at nightis causingthe stars to be harder to see at night

problems with wildlifedoes causeproblems with wildlife

problems observing the night skycausesproblems observing the night sky

to reduce unnecessary sky glow and glare from excessive or misdirected outdoor lightingdesignedto reduce unnecessary sky glow and glare from excessive or misdirected outdoor lighting

the ecological problems(passive) caused bythe ecological problems

to human health problemscan leadto human health problems

some birds to succumb to deadly collisions with buildings and other objects in the sky that may be difficult to see when " blinded by the lightalso causessome birds to succumb to deadly collisions with buildings and other objects in the sky that may be difficult to see when " blinded by the light

< 0.03 mag to the zenith sky brightness in all bands ... well below the 0.1-mag limit recommended by IAU for a dark sitecontributes< 0.03 mag to the zenith sky brightness in all bands ... well below the 0.1-mag limit recommended by IAU for a dark site

the losses(passive) caused bythe losses

sky glow effectcausessky glow effect

spring to come earliermay be causingspring to come earlier

nocturnal insects astray and interrupts their matingleadsnocturnal insects astray and interrupts their mating

to the declining population of insectshas contributedto the declining population of insects

visibility disruptions and nuisancecausesvisibility disruptions and nuisance

problems for stargazingwas causingproblems for stargazing

problems for astronomerscausingproblems for astronomers

from excessive lightingresultingfrom excessive lighting

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Smart Reasoning:

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