Illustration:
World Health Organization
What
are endocrine disrupting chemicals (EDCs) and what do we know about their
dangers?
In
its policy
communication on endocrine disruption, the European Commission
defines an endocrine disruptor as “an exogenous substance or mixture that
alters function(s) of the endocrine system and consequently causes adverse
health effects in an intact organism, or its progeny, or (sub)populations”.
According
to the World Health
Organisation (WHO), EDCs “encompass a variety of chemical
classes, including natural and synthetic hormones, plant constituents,
pesticides, compounds used in the plastics industry and in consumer products,
and other industrial by-products and pollutants. They are often pervasive and
widely dispersed in the environment. Some are persistent, can be transported
long distances across national boundaries, and have been found in virtually all
regions of the world. Others are rapidly degraded in the environment or human
body or may be present for only short periods of time but at critical periods
of development.”
The
Commission acknowledges that “EDCs
have been suggested as being responsible for apparent changes seen in human
health patterns over recent decades.” The Commission also lists some
of the dangers associated with EDCs: declining sperm counts in some
geographical regions, increased numbers of male children born with genital
malformations and increases in the rates of certain types of cancer.
Nevertheless,
since the effects of EDCs are not yet fully understood, the public debate
around these toxins has become quite controversial.
The
journalist Stéphane Horel co-directed and co-authored a documentary “The Great Invasion”, in
which she demonstrates how exposed we are to EDCs and interviews several
academics, such as Philippe Grandjean from Harvard University School
of Public Health and Andreas Kortenkamp from Brunel University
London, who warn of the potential perils of EDCs to human health and the
environment.
Several
studies supported by the US National Institutes of Health (1, 2, 3, 4) have come to the
conclusion that EDCs may affect vital organs in humans, such as the
hypothalamus, thyroid, pancreas and pituitary glands, which are responsible for
development, metabolism, reproduction and even the mood.
Nevertheless,
these studies as well as other healthcare professionals urge for more research
on the subject. “We urgently need to obtain a fuller picture of the health and
environment impacts of EDCs,” said Maria
Neira, the WHO’s director for public health and environment.
The
Commission’s recent
statement that the “potential mode of action of any such effect
is unknown” seems to reveal, however, at least a worrying lack of necessary
precaution, if not a disturbing inclination to embrace that “unknown” and do
nothing, despite of the growing amount of biomedical literature on the subject.
The Commission’s proposal and the reactions
of the Parliament
Under
the EU’s biocides regulation (1107/2009), the Commission was obliged to define
scientific criteria for defining potential EDCs by December 2013. In other
words, the Commission was tasked with establishing a set of standards that
would categorise EDCs and therefore expose their potential hazards.
However,
the EU executive delayed the delivery of the criteria after deciding to make
an impact
assessment. In July 2014, Sweden, which swiftly took regulatory
action on the matter at national level, sued the Commission and won the case.
In
December 2015, the General Court of the EU decided that the Commission had
breached EU law by failing to set criteria for EDCs. Finally, in June
2016, the Commission proposed that a substance should be considered an EDC
only if it fulfills all of the following criteria: it is known to cause an
adverse effect on human health; it has an endocrine mode of action; the adverse
effect relevant for human health is a consequence of the endocrine mode of
action (that is, if there is a causal link between adverse effect and mode of
action).
On 4
July, a majority of EU member states accepted a draft law from the
Commission in the Standing Committee on Plants, Animals and Feed (an
official meeting where member states cast their votes on important issues
mainly related with health and food safety).
Vytenis
Andriukaitis, the EU Commissioner for Health and Food Safety, subsequently
hailed the member states’ approval “a great success” and urged the European
Parliament and the Council, involved in the decision-making process, to ensure
the law’s smooth adoption.
The
European Parliament and NGOs, however, were less welcoming toward
this draft law, since its narrow scope – it only covered pesticides and
biocides – would have left citizens vulnerable to many EDCs. On 28
September, the Parliament’s Environment and Public Health Committee objected to
the Commission’s proposed criteria in a plenary session.
“The
[Commission’s] proposal is not all bad but it’s not good enough and above all,
it is not legally sound,” said Jytte
Guteland, the Swedish MEP (S&D Group), who filed the objection. “The
Parliament’s legal service found that the Commission had exceeded its mandate
with the introduction of a derogation for so-called non-target organisms,”
Guteland added, explaining her objection to the draft criteria.
The
introduction of the derogation could create a loophole in the legislation
allowing for some substances to be approved “for a limited period necessary to
control serious danger to plant health”.
As a
consequence, the MEPs Guteland and Bas Eickhout (The Greens) penned
a Motion for a
Resolution on the basis that the Commission’s draft
regulation “could not be considered to be based on objective scientific data
related to the endocrine system, as required by the [European] Court”, while
also accusing the EU Executive of “exceeding its implementing powers” by
“modifying an essential regulatory element of Regulation (EC) No 1107/2009”.
“It
is unacceptable that the Commission tries to lift a ban of certain EDCs via the
backdoor of comitology to further the interests of the pesticides industry. The
Commission has a mandate to come up with scientific criteria for EDCs, but not
to undo a ban decided by the legislator,” Eickhout stated on
3 October, a day before the final vote in the European Parliament, in
Strasbourg.
The
Motion objecting to the draft
criteria, co-signed by the Socialists and the Greens, was adopted by
36 votes to 26. The Parliament has also blocked
access to lobbyists from Monsanto, a US multinational agrochemical and
agricultural biotechnology corporation, after it refused to participate in a
public hearing.
Finally
on the “D-Day” of 4 October, an absolute majority of 389 MEPs blocked the
European Commission’s proposed criteria to identify EDCs.
MEPs
and the Council “have already clearly decided to ban all EDCs. The Commission
was only mandated to set scientific criteria to identify the
endocrine-disrupting substances, nothing more. Instead, it decided to include a
derogation for certain substances, thereby creating a huge loophole in the legislation,”
Gutteland said to
EUobserver.
“Democracy
and the precautionary principle – 1, lobbyists of the agrochemical industry –
0,” tweeted French MEP Eric Andrieu (S&D group) after the vote.
“This
is a very important message that the European Parliament is sending to the
Commission. The European Parliament does not accept any kind of circumvention.
It is utterly necessary to have scientific criteria for the determination of
EDCs,” said MEP Notis
Marias (ECR group) regarding the executive’s attempt to change
Regulation 1107/2009. “We saw that many of the different criteria emerged
from political agreements and had nothing to do with scientific documentation,”
added Marias.
The
conservative MEP said it is “quite clear” that EDCs are dangerous chemicals for
public health and the environment and finished his statement by greeting the
final vote and the “decisiveness of the Parliament concerning the message that
lobbyists can’t do whatever they want”.
NGOs congratulate the Parliament
The
not-for-profit organisation Health and Environment Alliance (HEAL)
applauded “the courageous decision to veto a proposal that lacks ambition and
would fail to protect human health and the environment” in a statement,
in which it also claimed that “EDCs are hidden everywhere in our daily
environment and evidence of their adverse effects – sometimes decades later and
especially for children – is growing by the day”.
The European
Consumer Organisation (BEUC) shared the sentiment stating that the
Parliament had rightly said “no” to the Commission’s lack of ambition: “BEUC
applauds the Parliament’s decision to reject this unfit definition because too
many chemicals would escape the regulatory net.”
What comes next?
With
the veto in Parliament, the Commission, now back at square one, must change the
proposal together with the representatives of the member states in the Standing
Committee and present it again to the Parliament and the Council.
The
Parliament called on the EU executive to ensure that the guidance for the
implementation of the hazard-based criteria to identify EDCs is in line with
the scientific criteria to determine endocrine-disrupting properties.
Moreover,
MEPs called on the Commission to ensure that the same guidance clarifies that
there is no hierarchy that gives preference to scientific data generated in
accordance with internationally agreed study protocols over other scientific
data.
Once
the criteria are formally adopted, the EU will boast the world’s first
regulatory system to enshrine a definition of EDCs in law.
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