presentation on world environment day BR

Air pollution is the presence or release of harmful substances into the air, which negatively impacts human health, other living beings, and the environment. These substances can be gases, particulate matter, or biological molecules that exceed the atmosphere’s natural ability to dissipate, dilute, or absorb them

1. Er. SAROJ KUMAR
FOOD TECHNOLOGY
KURUKSHETRA UNIVERSITY

2. ENVIRONMENT’S
WorldEnvironmentDayisthemostrenowneddayfor
environmentalaction.Since1974,ithasbeencelebratedeveryyear
on5June;engaginggovernments,businesses,celebritiesandcitizens
tofocustheireffortsonapressingenvironmentalissue
THEME OF 2020
In2020,thethemeisbiodiversity–aconcernthatisbothurgentand
existential.Recentevents,frombushfiresinBrazil,theUnitedStates
andAustraliatolocustinfestationsacrossEastAfrica–andnow,a
globaldiseasepandemic–demonstratetheinterdependenceofhumans
andthewebsoflifeinwhichtheyexist.Natureissendingusa
message.

3. THE COMMUNITY
Aboveall,WorldEnvironmentDayoffersaglobalplatformforinspiring
positivechange.Itrecognizesthatglobalchangerequiresaglobal
community.Itpushesforindividualstothinkaboutthewaytheyconsume;
forbusinessestodevelopgreenermodels;forfarmersandmanufacturersto
producemoresustainably;forgovernmentstosafeguardwildspaces;for
educatorstoinspirestudentstoliveinharmonyfiercegatekeepersofagreen
future.Itrequiresallofus.withtheEarth;andforyouthtobecome
HISTORY
WorldEnvironmentDay[WED]wasestablishedbytheUNGeneralassembly
in1972onthefirstdayoftheStockholmConferenceintheHuman
Environment,resultingfromdiscussionsontheintegrationofhuman
interactionsandtheenvironment.Twoyearslater,in1974thefirstWEDwas
heldwiththetheme"OnlyOneEarth".EventhoughWEDcelebrationhave
beenheldannuallysince1974,in1987theideaforrotatingthecenterofthese
activitiesthroughselectingdifferenthostcountriesbegan.

4. BIODIVERSITY
BiodiversityisthevariationofEarth’sterrestrial,freshwater,andmarine
species,aswellastheirhabitats.Biodiversityisvitaltothesurvivalofall
lifeonearthandisalsothecornerstoneforthegoodsandservicesofthe
environmentthatallowhumansocietiestothrive.Biodiversityprovidesus
withfood,waterandresourcesaswellasservicessuchasclimatecontrol,
pollination,floodmitigationandcyclingofnutrients
Ecosystemsarerelyingonallpartsfromthesmallestbacteriatothelargest
vertebrate.It’sallinterconnected.Someareproducingoxygenthatothersare
breathing.Someprovidefoodforlargerspecies,whichinturnbecomepreyto
evenlargerspecies.Everylivingorganismhasaroletoplayinthe
maintenanceofbalance.
Youcanultimatelylosemuchmorethanonespeciesbyremovingone
element.Morethan98%ofthespeciesinnatureareextinct.

6. Major factors that affect our Environment
Air Pollution
Overpopulation
Deforestation
Climate Change
Global warming

7. AIR POLLUTION
Airpollutionreferstothereleaseofpollutantsintotheairthatare
detrimentaltohumanhealthandtheplanetasawhole
CAUSES OF AIR POLLUTION
SMOKE AND SOOT
HAZARDOUS AIR POLLUTANTS
GREEN HOUSE GASES
POLLEN AND MOLD

8. OVER POPULATION
Aswitheveryenvironmentalproblem,whiletherearemanysolutionsto
pollution,addingmorepeopletothepopulationaddsmorepollutersand
makesthosesolutionslesseffective.Whilerichcountriesproduce
moreplasticwasteperperson,forinstance,poorregionswherepopulation
growthoutstripstheinfrastructuretodisposeofwastemaycontribute
moreplasticoverall.

10. DEFORESTAION
Thedeforestationcausesinclude
manyfactors.Thedestructionof
theforestsisoccurringdueto
variousreasons,oneofthemain
reasonsbeingtheshort-term
economicbenefits.Corruptionat
thegovernmentinstitutions,
wealthandpowerdueto
harvestingoftherichesofthe
forest,populationgrowthand
urbanizationaresomeofthe
commoncauses.

12. CLIMATE CHANGE
Climatechange,alsocalledglobalwarming,referstothe
riseinaveragesurfacetemperaturesonEarth.An
overwhelmingscientificconsensusmaintainsthatclimate
changeisdueprimarilytothehumanuseoffossilfuels,
whichreleasescarbondioxideandothergreenhousegases
intotheair.Thegasestrapheatwithintheatmosphere,
whichcanhavearangeofeffectsonecosystems,including
risingsealevels,severeweatherevents,anddroughtsthat
renderlandscapesmoresusceptibletowildfires