Questão 1249701

Instrução: As questões 21 a 32 referem-se ao texto abaixo.

Electronic Waste

01-------Electronic waste (or E-waste) isn’t just waste – itElectronic waste (or E-waste) isn’t just waste – it

02--contains some very toxic substances, such ascontains some very toxic substances, such as

03--mercury, lead, cadmium, arsenic, beryllium andmercury, lead, cadmium, arsenic, beryllium and

04--brominated flame retardants. When the latter arebrominated flame retardants. When the latter are

05--burned at low temperatures, they create additionalburned at low temperatures, they create additional

06--toxins, such as halogenated dioxins and furans –toxins, such as halogenated dioxins and furans –

07--some of the most toxic substances known tosome of the most toxic substances known to

08--humankind.humankind.

09------The toxic materials in electronics can cause cancer,The toxic materials in electronics can cause cancer,

10--reproductive disorders, endocrine disruption, andreproductive disorders, endocrine disruption, and

11--many other health problems if this waste stream ismany other health problems if this waste stream is

12--not properly managed. Many of the toxic constituentsnot properly managed. Many of the toxic constituents

13--are elements, which means they never disappear,are elements, which means they never disappear,

14--even though they may change form.even though they may change form.

15------Other toxic chemicals in electronics do not breakOther toxic chemicals in electronics do not break

16--down over time, instead accumulating in the food

17--chain and biosphere. Not only do these toxinschain and biosphere. Not only do these toxins

18--presente risks to communities and the globalpresente risks to communities and the global

19--ecosystem, but also to electronics recycling workersecosystem, but also to electronics recycling workers

20--around the world.around the world.

21------Unfortunately, only a small percentage of e-wasteUnfortunately, only a small percentage of e-waste

22--is recycled. Even when we take it to a recyclingis recycled. Even when we take it to a recycling

23--center, if available, there is no guarantee that it iscenter, if available, there is no guarantee that it is

24--actually recycled – not in the way most of us think ofactually recycled – not in the way most of us think of

25--that term. A small percentage of e- waste is estimatedthat term. A small percentage of e- waste is estimated

26--to be sent to recyclers. In the U.S., this is as little asto be sent to recyclers. In the U.S., this is as little as

27--11-14%. 11-14%. The remainder is most often dumped or

28--burned, either in formal landfills and incinerators, orburned, either in formal landfills and incinerators, or

29--informally dumped or burned. These inappropriateinformally dumped or burned. These inappropriate

30--disposal methods for electronic waste fail to reclaim

31--valuable materials or manage the toxic materialsvaluable materials or manage the toxic materials

32--safely. In effect, our soil, water, and air are easilysafely. In effect, our soil, water, and air are easily

33--contaminated.contaminated.

34------An estimated 70-80% of the e-waste that is givenAn estimated 70-80% of the e-waste that is given

35--to recyclers is exported to countries with developingto recyclers is exported to countries with developing

36--economies, in effect externalizing the real costs ofeconomies, in effect externalizing the real costs of

37--managing hazardous waste and products. Oncemanaging hazardous waste and products. Once

38--there, primitive technologies such as open air

39--burning and riverside acid baths are used to extract aburning and riverside acid baths are used to extract a

40--few materials. The rest of the toxic materials arefew materials. The rest of the toxic materials are

41--usually dumped.usually dumped.

42------Unlike other countries in the world, the U.S.

43--sends a significant portion of its hazardous e-waste tosends a significant portion of its hazardous e-waste to

44--U.S. prisons to be processed in less-regulatedU.S. prisons to be processed in less-regulated

45--environments without the worker protections andenvironments without the worker protections and

46--rights rights afforded in the private sector. __________,

47--such operations amount to government subsidies,such operations amount to government subsidies,

48--undermining the development of responsible private-undermining the development of responsible private-

49--sector recycling infrastructure and distorting thesector recycling infrastructure and distorting the

50----economics of recycling.economics of recycling.

(http://www.e-stewards.org/the-e-waste-crisis/)

Leia as seguintes afirmativas de acordo com o trecho entre as linhas 21 e 33.

I - Mesmo quando enviamos o lixo eletrônico aos centros de reciclagem, não há garantia de que serão reciclados.

II - Nos Estados Unidos se recicla apenas uma percentagem de 11 a 14% do lixo eletrônico.

III - Quanto ao resto, fica por conta de outros métodos de descarte que são os mais seguros possíveis.

Quais estão corretas?