---
title: Gases such as carbon dioxide and methane trap some of the heat Earth… — Weather, storms and the changing climate · tree and pragmatics
description: Gases such as carbon dioxide and methane trap some of the heat Earth gives off, keeping the planet warm enough for life; without them Earth would average about minus 18 degrees Celsius; this is called the greenhouse effect. Who acts: Gases, Earth. A sentence of the lesson «Weather, storms and the ch
---

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# Weather, storms and the changing climate, sentence 15

<!-- .ven lang=en -->
Gases such as carbon dioxide and methane trap some of the heat Earth gives off, keeping the planet warm enough for life; without them Earth would average about minus 18 degrees Celsius; this is called the greenhouse effect.

<!-- .vintro -->
**Who acts:** Gases, Earth · **What happens:** trap, give off, keep, average, call · **To what, where:** some, heat, planet, 18 degrees, this · **Speech:** someone speaks here

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This is a sentence of the lesson «Weather, storms and the changing climate» of the geography course of Mova's primary school. The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (Gases, Earth), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:geography:023-weather-storms-and-the-changing-climate.lesson:15
# text = Gases such as carbon dioxide and methane trap some of the heat Earth gives off, keeping the planet warm enough for life; without them Earth would average about minus 18 degrees Celsius; this is called the greenhouse effect.
# source = school lesson (ours)
# course = geography
# lesson = 023-weather-storms-and-the-changing-climate.lesson
# annotation = Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R5-strong ×1, R7-rel-agree ×1
1	Gases	gas	NOUN	NNS	Number=Plur	8	nsubj	_	_
2	such	such	ADJ	JJ	Degree=Pos|ExtPos=ADP	5	case	_	_
3	as	as	ADP	IN	_	2	fixed	_	_
4	carbon	carbon	NOUN	NN	Number=Sing	5	compound	_	_
5	dioxide	dioxide	NOUN	NN	Number=Sing	1	nmod	_	_
6	and	and	CCONJ	CC	_	7	cc	_	_
7	methane	methane	NOUN	NN	Number=Sing	5	conj	_	_
8	trap	trap	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
9	some	some	PRON	DT	PronType=Ind	8	obj	_	_
10	of	of	ADP	IN	_	12	case	_	_
11	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	_
12	heat	heat	NOUN	NN	Number=Sing	9	nmod	_	_
13	Earth	earth	NOUN	NN	Number=Sing	14	nsubj	_	_
14	gives	give	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	12	acl:relcl	_	_
15	off	off	ADP	RP	_	14	compound:prt	_	_
16	,	,	PUNCT	,	_	17	punct	_	_
17	keeping	keep	VERB	VBG	Tense=Pres|VerbForm=Part	8	advcl	_	_
18	the	the	DET	DT	Definite=Def|PronType=Art	19	det	_	_
19	planet	planet	NOUN	NN	Number=Sing	17	obj	_	_
20	warm	warm	ADJ	JJ	Degree=Pos	17	xcomp	_	_
21	enough	enough	ADV	RB	_	20	advmod	_	_
22	for	for	ADP	IN	_	23	case	_	_
23	life	life	NOUN	NN	Number=Sing	20	obl	_	_
24	;	;	PUNCT	:	_	29	punct	_	_
25	without	without	ADP	IN	_	26	case	_	_
26	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	29	obl	_	_
27	Earth	Earth	PROPN	NNP	Number=Sing	29	nsubj	_	_
28	would	would	AUX	MD	VerbForm=Fin	29	aux	_	_
29	average	average	VERB	VB	VerbForm=Inf	8	conj	_	_
30	about	about	ADP	IN	_	31	case	_	_
31	minus	minus	SYM	$	_	29	obl	_	_
32	18	18	NUM	CD	NumForm=Digit|NumType=Card	33	nummod	_	_
33	degrees	degree	NOUN	NNS	Number=Plur	29	obj	_	Agree=R5-strong|Haiku=31:obl:unmarked
34	Celsius	Celsius	PROPN	NNP	Number=Sing	33	nmod:unmarked	_	_
35	;	;	PUNCT	:	_	38	punct	_	_
36	this	this	PRON	DT	Number=Sing|PronType=Dem	38	nsubj:pass	_	_
37	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	38	aux:pass	_	_
38	called	call	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	8	conj	_	_
39	the	the	DET	DT	Definite=Def|PronType=Art	41	det	_	_
40	greenhouse	greenhouse	NOUN	NN	Number=Sing	41	compound	_	_
41	effect	effect	NOUN	NN	Number=Sing	38	xcomp	_	Agree=R7-rel-agree|Haiku=38:obj
42	.	.	PUNCT	.	_	8	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **trap** | present | Gases such carbon dioxide and methane | some |  |  |  |  | vn trick-59.2 «NP V NP»: agent=Agent some=Patient |
| 2 | **give off** | present | Earth | the heat *not said here* |  |  |  |  | vn substance\_emission-43.4 «NP V NP»: agent=Source heat=Theme |
| 3 | **keep** | gerund | Gases such carbon dioxide and methane *not said here* | the planet |  |  |  | warm *property* | vn keep-15.2 «NP V NP»: agent=Agent planet=Theme |
| 4 | **average** | would | Earth | 18 degrees  Celsius |  |  |  | without gases *= gas* | vn multiply-108-3 «NP V NP»: agent=Agent degree=Theme |
| 5 | **call** | present · passive |  | this |  |  |  |  | vn initiate\_communication-37.4.2-1 «NP V NP.recipient»: subject=Recipient |

<!-- .note -->
One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.

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**Licence: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)**, as the whole of Mova corpus 0.4, of which this treebank (the agreed school, `mova-school-agreed-en.conllu`) is part. The lessons were written for Mova's primary school. Sentence `school:geography:023-weather-storms-and-the-changing-climate.lesson:15`.

**The tree:** Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R5-strong ×1, R7-rel-agree ×1. **The frames** are read from the tree by Mova's frames reader (`prag`) when this page is built, the lesson read in order, so a pronoun may be resolved from an earlier sentence.

See the [release 0.4](https://md.mova.elamur.ai/free/en/releases/0.4/).

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